Topeakmart 4 Bicycle Pick Up Bed Floor Parking Rack Storage Stand Fits comfortably in both full size and compact size truck beds, secures fully assembled bikes with rim sizes ranging up to 29.5inch. Soft padding included to protect bike finish Secures along the inner walls of your truck bed. Overall dimensions with center spacer:53.1 x 18.9 x 29.5 inches,fits truck beds from about 57 inch-72 inch wide. Capacity: 4 bikes; Material: iron ;G.W.: 39.5 lb. Wheel space:2.36 inch; Wheel slots are 7.1inch apart.