CURT Rockerball Cushioned Hitch Ball Mounts

CURT Rockerball cushioned hitch ball mounts dampen jerking and jarring from bumps and potholes for smoother towing. Cushioned isolators reduce rattling and vibration, as well as shock loads to the vehicle during sudden braking or acceleration. In addition, these dynamic trailer ball mounts minimize stress on the tow vehicle's suspension and brakes for extended longevity. The mounts fit trailer hitches with a 2 in. x 2 in. receiver tube opening. Additional product details: * Virtually maintenance-free with no airbag or bearings to service * Grease zerk fitting provides easy lubrication * 5 in. drop for leveling towing with large or lifted trucks * Forged steel ball for dependable towing power * Durable black powdercoat finish (chrome plating on ball) * Standard trailer ball diameter fits 2 in. couplers * Rated for 7,500 lbs. GTW and 750 lbs. TW * Tested for safety to meet SAE J684 specifications * Limited lifetime warranty (one-year finish, one-year parts) Show Less