Fulton CHA0010140 24" Trailer Hitch Safety Chain with S-Hook with Latch (5000 lbs. Capacity). 2 Piece Grade 30; 5,000 lb. capacity High strength steel with a zinc finish measures 1/4 inch x 24 inches long, includes S-hook with wire safety latch on one end The use of safety chains while towing is required by law in most states - be compliant, be safe Whenever possible, cross chains while towing for added safety All chains conform to J684.6.3.4 SAE standards