Updated design now features integrated wheels to allow easy maneuvering while off the vehicle SecureHook secures the bike without making frame contact Hitch Switch lever folds and stores platform when not in use and tilts carrier away from vehicle for rear of vehicle access Tool-free AutoAttach installation design makes installation and removal easy Adjustable wheel strap quickly secures back wheel to tray Fits 20" to 29" wheel diameter bicycles with up to 5" wide tires Accommodates bicycles with disc brakes, thru-axles and other non-traditional frame designs Integrated cable lock and lock knob locks bikes to the rack and secures the rack to the receiver