Jeep Wrangler JK 4 Door (2007 2018) Extreme Roof Rack Kit by Front Jeep Wrangler JK 4 Door (2007 2018) Extreme Slimline II 1 2 Roof Rack Jeep Wrangler JK 4 Door (2007 2018) Extreme Roof Rack Kit by Front Runner Front Runner Extreme 1 2 Roof Rack Kit For Jeep Wrangler JK 4 Door FRONT RUNNER Jeep Wrangler JK 4 Door (2007 2018) Extreme 1 2 Roof Rack. This Slimline II rack kit contains all the components needed to mount the Slimline II cargo carrying rack to a Jeep JK 4 door 2007 2018 including the Slimline II Tray (1425mm x 2368mm), the Jeep Extreme Mounting System and a Wind Deflector. This rugged, sophisticated, high performance, nearly indestructible rack system allows you to quickly remove the Freedom Panels and works with the hardtop roof on or with no roof at all. KRJW003T Jeep Wrangler JK 4 Door (2007 2018) Extreme Roof Rack Kit by Front Runner Consisting of: 1 x FAJK007 Jeep Wrangler JK 4 Door Inner Brackets by Front Runner 1 x FAJK008 Jeep Wrangler JK 4 Door Foot Rails by Front Runner 1 x FAJK009 Jeep Wrangler JK 2 Door 4 Door Front Pillar Brackets by Front Runner 1 x RRSTJ12 Slimline II Tray 1425mm(W) X 2368mm(L) by Front Runner Material used: Black epoxy powder coated T6 aluminium 3CR12 Stainless Steel Approximate Installed Weight 46kg (101lbs) 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 vehicles 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 or Strap 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 vehicles 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: Width450mm (18'')Length1725mm (68'')Height 340mm (13'') Shipping Weight: Weight53. 6kg (117. 9lbs)