This Rack Kit is for truck camper shells and trailers that have roof top sizes no larger than approximately 1425mm/56.1'' (W) x 1156mm/45.5'' (L). The Slimline II Tray and four (4) supplied Feet mount onto the OEM/Factory installed track of your canopy/shell or trailer.NOTE: Additional fasteners may be required to fit OEM/Factory supplied tracks.
