Link Manufacturing LSR90 Swivel Aluminum Loading Ramp – 180° Swing Design 1250 Pound Capacity Model LSR90 36 108 Primed Buyers Products 18x16x72 Inch White 1 1 4 In Drop Buyers Products 18x16x72 Inch White Smooth Aluminum Top Mount Truck Box 1753163 Style Under Bed Truck Box Lock System 3 Point Latch Install Time (hours) 1 Material Steel Color Gloss Black Construction Heavy Duty Welded Durability Maximum Key Alike On Request Latch Mechanism Latch Lid Construction Heavy Duty C Channel Reinforced Lid Profile Single Mounting Location Under Bed Opening Type Single Lid Security Extreme Warranty Limited Lifetime Weather Strip Memory Resistant D Shaped Ribbed Latch Yes Powder Coat Finish Yes UPC 783965042260 DIMENSIONS featuring a unique swivel design that allows the ramp to swing up to 180 degrees Constructed from high strength extruded aluminum