TEKTON 6217 6-Foot by 7/8-Inch Cam Buckle Tie Downs, 4-Piece Weather-Resistant, Woven Polypropylene Strap Rugged, Quick-Release, Auto-Locking Cam Buckle Steel "S" Hooks are Double-Vinyl Coated to Prevent Scratches Use to Secure Cargo on Trucks and Trailers 333 lb. Working Load Limit