CURT Camper RV Bumper Hitch, Fits 4-Inch Beam, 2-In Receiver, 3,500 lbs Model 19100CURT Camper RV Bumper Hitch, Fits 4 Inch Beam, 2 In Receiver, 3,500 lbs Model 19100 A CURT RV hitch is a trailer hitch that is designed to mount onto the back of a recreational vehicle to add extra cargo space. These hitches are manufactured using CURT's quality processes of robotic welding, thorough cleaning and precise finishing. Our RV bumper hitches are coated with a liquid A coat followed by a gloss black powder coat finish for lasing resistance