Upgrade your towing setup with the Mor-Ryde Heavy-Duty Rubber Pin Box Adapter Kit. Designed for 5th wheel gooseneck hitches, this rugged skid plate makes it easy to connect any MORryde Rubber Pin Box. Once installed, it helps deliver a smoother, jerk-free, and chuck-free ride even on rough roads. Must be used with a MORryde Rubber Pin Box when connecting to the following:• Any Gooseneck• Anderson Ultimate 5th Wheel Hitch• Curt CrossWing 5th Wheel Hitch - One size fits all MORryde Rubber Pin Box modelsFeatures:• Hardware to connect with MORryde Pin Box• Reinforced heavy-duty skid plate• Spacer blocks to provide stabilityPlease Note: Please contact the OEM frame builder to determine if they permit the use of a gooseneck/Anderson/Curt X-Wing hitch. It is necessary to install this adapter kit if you are towing with any of the aforementioned hitches and a MORryde Pin Box. Decrease wear & tear on RV & tow vehicle