The Garvin Wilderness Expedition Half-Rack was designed for the JK Wrangler 4 Doors, with factory hard-top. The Half-Rack allows you to remove the front sections of the hard-top and give you a open look above, without looking at a roof rack. The rack mounts to the hard-top, with a track mount and to the back body of the JK. The outside dimensions of rack are 54"W by 58"L by 4"H, usable space is 52.5"W by 54"L. This will fit 2007-2017 JK Wrangler Unlimited(4 door) only. Powdercoated.