The StowAway 2 fits directly into your vehicle's standard 2" receiver. The standard model has a fixed frame suitable for RVs, SUVs or vans that do not have or need access to a rear door. The Swingaway pivots and swings out for easy access to the rear of the vehicle (includes hitch tightener). Safely and securely store up to 200lb. of gear Waterproof, easy-access trunks 24"H x 49"L x 21"D Standard Stowaway has a 6" rise Spare Tire model extends to accommodate a spare tire Towing has additional 2" receiver to pull light (100lb. tongue wt.) trailers Hitch tightener available separately License holder kit puts your license where it can be more easily seen