Hitch insert fits 2 inch (us)/ 50.8 mm (europe) receiver hitches. Quick install hitch secures and tightens rack inside of receiver hitch; includes 2 keys. Arms fold out of the way when not in use and rack tilts back when needed.
Individual tie downs secure and protect bicycles. Accommodates a wide range of bicycle frame designs. Included components: Hitch Mounted 4-Bike Carrier with Locking Quick Install Hitch.