Works with factory under-bed prep package, converting to standard above-bed 5th wheel base rails. Mounts to OEM pucks in truck bed. No drilling or welding required. Rust resistant black powder coated steel. Rated 21K GVWR. Mfr. 5 year limited warranty. Made in USA. Chevy/GMC OE 5th Wheel Adapter for 6-1/2’ Bed