This Rack Kit is for truck camper shells and trailers that have roof top sizes no larger than approximately 1165mm/45.9'' (W) x 2772mm/109.1'' (L). The Slimline II Tray mounts to eight (8) supplied Feet that slide in to the supplied Track. The 2 x 1150mm/45.3'' long pair of tracks can be easily mounted to your canopy/shell or trailer.See the Track installation instructions in the INSTALL tab for further details.
