The Enkay rock tamers adjustable mud flaps system is the only adjustable and removable mudflap support system. The center hub attaches to most 2 inch ball mounts and the pivoting arms allow you to easily adjust the height and width to what you need. Easily secures to most standard 2 inch receiver hitch ball mounts and receiver hitches. These heavy duty mud flaps provide ultimate protection for towing boats, trailers and 5th wheel trailers, snowmobiles, motorcycles, vehicles and more. The enkay heavy duty rubber towing mudflaps are 24" x 24" and can be cut to any length. It's very easy to assemble with no drilling on your vehicle, and are easily removed when not in use. The Rock Tamer is available in both polished chrome and black powder coat finishes. Each kit includes a center hub with adjustable arms, custom-molded 24 inch x 24 inch rubber mud flaps, solid 4130 steel support rods and a package of required hardware. The New Enkay Trailer Towing Rubber Mud Flaps fit compact mid size, full size vehicles and dually pickup trucks as the width adjusts from 66.75" to 93.75" and come standard with stainless steel tips. Note: Ball Mounts and Receiver Hitches are sold separately. U.S. Patent No. 6,076,842.