This 25K OE Series industry standard rail adapter for 2020 GM trucks with pucks, converts any PullRite ISR Series hitch, or any other brand industry standard type hitch with tabbed/spade feet into an OE Puck mounted one. Centered over the axle for a better towing and handling, this OE Series adapter breaks down into four individual pieces, uses four independent mounting posts and requires no tools to install or remove! Kit includes adapter rails and hardware.