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...

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...

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...

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...

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...

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...

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...