Quick view Details FR | sku: STBX005 Platinum Plus Metal Seat Box 21.68 Inch Width For Chairs and Sofas MSRP: Now: $69.99 Out of Stock! Compare Quick view Details FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas MSRP: Now: $64.99 Out of Stock! Compare Quick view Details FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $54.99 Add to Cart Compare Quick view Details FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $49.99 Add to Cart Compare Quick view Details FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $49.99 Out of Stock! Compare Quick view Details FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets MSRP: Now: $39.99 Out of Stock! Compare Quick view Details FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas MSRP: Now: $89.99 Out of Stock! Compare Quick view FR | sku: STBX005 Platinum Plus Metal Seat Box 21.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 21.68 Inches... MSRP: Now: $69.99 Out of Stock! Compare Quick view FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 23.68 Inches... MSRP: Now: $64.99 Out of Stock! Compare Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view Details FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas MSRP: Now: $64.99 Out of Stock! Compare Quick view Details FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $54.99 Add to Cart Compare Quick view Details FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $49.99 Add to Cart Compare Quick view Details FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $49.99 Out of Stock! Compare Quick view Details FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets MSRP: Now: $39.99 Out of Stock! Compare Quick view Details FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas MSRP: Now: $89.99 Out of Stock! Compare Quick view FR | sku: STBX005 Platinum Plus Metal Seat Box 21.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 21.68 Inches... MSRP: Now: $69.99 Out of Stock! Compare Quick view FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 23.68 Inches... MSRP: Now: $64.99 Out of Stock! Compare Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view Details FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $54.99 Add to Cart Compare Quick view Details FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $49.99 Add to Cart Compare Quick view Details FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $49.99 Out of Stock! Compare Quick view Details FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets MSRP: Now: $39.99 Out of Stock! Compare Quick view Details FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas MSRP: Now: $89.99 Out of Stock! Compare Quick view FR | sku: STBX005 Platinum Plus Metal Seat Box 21.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 21.68 Inches... MSRP: Now: $69.99 Out of Stock! Compare Quick view FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 23.68 Inches... MSRP: Now: $64.99 Out of Stock! Compare Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view Details FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $49.99 Add to Cart Compare Quick view Details FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $49.99 Out of Stock! Compare Quick view Details FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets MSRP: Now: $39.99 Out of Stock! Compare Quick view Details FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas MSRP: Now: $89.99 Out of Stock! Compare Quick view FR | sku: STBX005 Platinum Plus Metal Seat Box 21.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 21.68 Inches... MSRP: Now: $69.99 Out of Stock! Compare Quick view FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 23.68 Inches... MSRP: Now: $64.99 Out of Stock! Compare Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view Details FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs MSRP: Now: $49.99 Out of Stock! Compare Quick view Details FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets MSRP: Now: $39.99 Out of Stock! Compare Quick view Details FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas MSRP: Now: $89.99 Out of Stock! Compare Quick view FR | sku: STBX005 Platinum Plus Metal Seat Box 21.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 21.68 Inches... MSRP: Now: $69.99 Out of Stock! Compare Quick view FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 23.68 Inches... MSRP: Now: $64.99 Out of Stock! Compare Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view Details FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets MSRP: Now: $39.99 Out of Stock! Compare Quick view Details FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas MSRP: Now: $89.99 Out of Stock! Compare Quick view FR | sku: STBX005 Platinum Plus Metal Seat Box 21.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 21.68 Inches... MSRP: Now: $69.99 Out of Stock! Compare Quick view FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 23.68 Inches... MSRP: Now: $64.99 Out of Stock! Compare Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view Details FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas MSRP: Now: $89.99 Out of Stock! Compare Quick view FR | sku: STBX005 Platinum Plus Metal Seat Box 21.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 21.68 Inches... MSRP: Now: $69.99 Out of Stock! Compare Quick view FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 23.68 Inches... MSRP: Now: $64.99 Out of Stock! Compare Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view FR | sku: STBX005 Platinum Plus Metal Seat Box 21.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 21.68 Inches... MSRP: Now: $69.99 Out of Stock! Compare Quick view FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 23.68 Inches... MSRP: Now: $64.99 Out of Stock! Compare Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view FR | sku: STBX006 Platinum Plus Metal Seat Box 23.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 23.68 Inches... MSRP: Now: $64.99 Out of Stock! Compare Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view FR | sku: STBX003 Metal Seat Box (24.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $54.99 Add to Cart Compare Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view FR | sku: STBX002 Metal Seat Box (23.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Add to Cart Compare Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view FR | sku: STBX001 Metal Seat Box (21.68 Inch Width) With No-Sag Springs for Sofas and Chairs Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is a All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. These Do Vary on Width so Please Measure Carefully Before Ordering. Width... MSRP: Now: $49.99 Out of Stock! Compare Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected × OK
Quick view FR | sku: STBX004 Metal Seat Box -4 No-Sag Springs for Sofas & Chairs, Mounting Rear Brackets Replacement Seat Box Frame For Sofas, Chairs and other Seating. This is an All Metal Seat Box with No-Sag Seat Springs, Staywire, and Clips all Pre Installed on the Seat Box Frame. This seat box has rear mounting brackets. These Do Vary on Width so... MSRP: Now: $39.99 Out of Stock! Compare Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected
Quick view FR | sku: STBX007 Platinum Plus Metal Seat Box 26.68 Inch Width For Chairs and Sofas Replacement Seat Box Frame For Sofas, Chairs and other Seating. This varies on a standard Seat Box Frame with Added Coil Springs For Smooth Comfortable Support. These Do Vary on Width so Please Measure Carefully Before Ordering. Width is 26.68 Inches... MSRP: Now: $89.99 Out of Stock! Compare Compare Selected