The CURT OEM puck system 5th wheel adapter for Chevy, Ford and GMC pickups combines the functionality of CURT 5th wheel puck system products with the strength and convenience of the truck bed puck system. The adapter provides a set of industry standard 5th wheel rails to securely mount a CURT 5th wheel hitch or roller into the bed of your truck. It is designed to fit select model years of the Chevrolet Silverado, GMC Sierra 2500 HD and 3500 HD and Ford F 250 and F 350 Super Duty (see application info to verify fitment). It features a set of adjustable, quarter turn anchors to quickly and easily drop into the pucks and provide a moveable platform for the 5th wheel coupling point. This puck system adapter requires a specific puck system for installation (year range specific). It features a capacity of 25,000 Pound and is compatible with all CURT 5th wheel legs and rollers (weight capacities are limited to the lowest rated towing component).