Allen 542QR Deluxe 4-Bike

Locking hitch insert fits either 1 1/4" or 2" receiver hitches (2 and 3 bike models) or 2" receiver hitches (4 and 5 bike models).
Patented, quick install hitch secures and tightens rack inside of receiver hitch; includes two keys.
Arms fold out of the way when not in use and rack tilts back when needed.
Patented individual tie-down cradles secure and protect your bicycles.
Accommodates a wide range of bicycle frame designs
Minor assembly required. No tools needed to install rack to the vehicle.
Important installation note: never use on trailers. Will not work with Class I receiver hitches.