The Reese Cushioned Ball Mount with 2" drop features two heavy-duty polyurethane cushions in the rear retainer, and acts as a shock absorber to help to protect your towing vehicle's hitch assembly and trailer contents. It will reduce the jarring and noise created by standard ball mounts. These 10k GTW cushioned ball mounts are easy to install and fit most under-frame hitches with 2" square receiver.