KRCS001T - Chevrolet Silverado Standard Pickup (1987-Current) Slimline II Load Bed Rack Kit - by Front Runner Consisting of: 2 x LASS026 - Universal Load Bed Leg / Tall (Pair) - by Front Runner 1 x RRSTM07 - Slimline II Tray - 1475mm(W) X 1358mm(L) - by Front Runner 1 x TRBU001 - Pickup Load Bed Tracks / 1000mm(L) - by Front Runner   Material used: Black epoxy powder-coated T6 aluminium High strength steel Approximate Installed Weight 26kg (57lbs) The t-slots on the tops and bottoms of the rack tray slats and edge profiles accommodate standard 8mm bolts. To determine the approximate height from your vehicle’s roof to the top of your Slimline II Roof Rack, add the height of the Slimline II Tray (50mm/ 2'') to the height of the Foot, Grab-on Foot listed above.If your Slimline II Roof Rack kit uses Legs, add the height of the Slimline II Tray (50mm/ 2'') to the height of the Legs to determine the height of the rack from your vehicle’s rain gutters.If your Slimline II Roof Rack kit uses Foot Rails, add the height of the Slimline II Tray (50mm/ 2'') to the height of the Foot Rails to determine the height of the rack from the crown (highest point) of the vehicles roof.   Shipping Dimensions: Width 450mm (18'')Length 1615mm (64'')Height 140mm (6'')   Shipping Weight: Weight 30.3kg (66.7lbs)