Gear up your Jeep Wrangler JKU 4 Door for any adventure with this rugged, sophisticated, high-performance, nearly indestructible rack system. This versatile roof rack is compatible with a wide range of accessories which allows you to kit it out to suit your lifestyle, adventure sport, and travels. This particular kit features a unique Jeep Extreme Pro Mounting System that not only allows you to quickly remove the Freedom Panels but also remove the hardtop with the rack attached to it.KRJW034T - Jeep Wrangler JKU 4 Door (2007-2018) Extreme Pro Slimline II Roof Rack Kit - by Front Runner Consisting of:1x FAJK012 - Jeep Wrangler JK Inner Brackets1x RRSTJ08 - SLII Tray - 1425mm(W)X1560mm(L)1x WDST009 - Wind Deflector 20mm Lip Wide Pair / 1345mm(W) Material Used:Black epoxy powder - coated T6 aluminiumHigh strength steel Approximate Installed Weight: 39.01kg (86lbs) 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 or 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: 455mm (18'')Length: 1720mm (68'')Height: 260mm (10'') Shipping Weight:Weight: 48kg (106lbs)This Slimline II rack kit contains all the components needed to mount the Slimline II cargo carrying rack to a Jeep JK 4 door including the Slimline II Tray (1425mm x 1560mm), the Jeep Extreme Pro Mounting System and a Wind Deflector. Drilling is required for installation. The JK Extreme Pro mounting system distributes the cargo weight to the Roll Bars using front mounted supports with bolted middle and rear brackets. This rack system allows you to quickly remove the freedom panels and to remove the hardtop with the rack attached to it. All Front Runner Rack Kits contain installation instructions as well as all the components needed to mount the Slimline II Tray to your vehicle. All Front Runner Racks are backed by a Limited Lifetime Warranty* For further information on installation, please see the fitment instructions in the INSTALL tab