Store your spare tire under your trailer and off the rear bumper, it’s universal, telescoping design allows for mounting on almost all travel trailers, 5th wheels, and motorized RVs. Even the super narrow frames of the trendy tear drops & ultra-light campers now have a home for their spare tire. Telescopic design fits frame widths of 52” to 72”; Mounts under frame rails for installation versatility; Multiple cable spools spread cable out eliminating coil memorization; E-Coated for superior rust-inhibitive finish; Drilling through frame rail & carrier channel required; Mounting hardware included