Swagman 3 Bike Standard 2 Inch Receiver Hitch-mounted rack carries up to 3 bikes on the back of your vehicle Sturdy cradles with kraton vinyl cushioning helps protect frames and offers additional gripping power Single-arm design works with many bikes that have alternative frames and frames with large tubing Anti-rattle hitch bolt reduces movement of rack in hitch receiver RV Approved: can be used with a hitch on the back of RVs , campers, motorhomes