Curt Manufacturing's Puck System 5th Wheel Roller Adapter is designed for short-bed Chevrolet and GMC pickup trucks equipped with the OEM puck system 5th wheel/gooseneck prep package. The adapter works with all Curt 5th wheel hitches with rollers, up to 20,000 lbs. Meets SAE J2638 testing protocols and has a durable carbide black powdercoated finish.