The Garvin Wilderness Expedition Half-Rack was designed for the JL 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 gutter, and to the rear lower body of the JL. The outside dimensions of rack are 54"W by 56"L by 4"H, usable space is 52.5"W by 54"L. This will fit 2018-2021 JL Wrangler Unlimited(4 door) only. Powdercoated.