RKI Underbody Truck Box 30x24x24 H Series 14 Gauge Black Steel Model # H302424 Pull Out Drawer Buyers Products Stainless Steel Truck 46 lb Inner Dimensions Buyers Products Stainless Steel Truck Tool Box Mounting Brackets are for use with Buyers Products Stainless Steel and Steel Underbody Truck Tool Boxes Full Yes Requires Mounting Kit Yes Warranty Limited Lifetime Chevrolet Silverado 1500 Yes Chevrolet Silverado 2500 3500 Yes Ford F 150 Yes Ford F 250 F 350 Yes GMC Sierra 1500 Yes GMC Sierra 2500 3500 Yes RAM 1500 Yes RAM 2500 3500 Yes Toyota Tundra Yes Bed Length 5 ft 6 in Yes Bed Length 5 ft 7 in Yes Bed Length 5 ft 8 in Yes Bed Length 6 ft Yes Bed Length 6 ft 1 in Yes Bed Length 6 ft 2 in Yes Bed Length 6 ft 4 in Yes Bed Length 6 ft 5 in Yes Bed Length 6 ft 6 in Yes Bed Length 6 ft 7 in Yes Bed Length 6 ft 9 in Yes Bed Length 8 ft Yes no spot welds Door is held in the open position with heavy duty machine chains