Lund's Bi-Fold Loading Ramp has an extruded hole surface that provides traction, easy loading and accommodates all wheel sizes. The nylon safety straps secure ramps to vehicle to prevent shifting, and the angled foot provides smooth transition from ground to ramp. This Bi-fold ramp is constructed of aluminum for lightweight durability and is rust resistant., Cargo Management Bi-Fold Ramp; 77 in.; Bi-Fold Loading Ramp; 1500 Pound Capacity;