Holman Drop Down HD Aluminum Ladder Rack Kit Single GM Vans Model 4GMA0D w Mounting Tracks 7 Material Aluminum Color Aluminum Plug Play Dual Stage 7 Material Aluminum Color Aluminum Bed Style Style Side Construction Heavy Duty Welded Durability Maximum Key Alike On Request Latch Mechanism Latch Lid Construction Heavy Duty C Channel Reinforced Lid Profile Double Mounting Location Bed Rail Opening Type Double Lid Security Extreme Warranty Limited Lifetime Weather Strip Memory Resistant D Shaped Ribbed Latch Yes Powder Coat Finish Yes UPC 783965038478 DIMENSIONS 1 cu ft 2007 2016 Chevrolet Silverado 1500 LT 56 in the Holman Kargo Master Drop Down Ladder Rack is designed to securely hold ladders of all different sizes you simply pull a handle on the rear section of the ladder rack to safely lower the ladder down to the side of the van where is can easily be accessed