This 5′ Trailer Plate and Frame Rail Chain is from B/A Products. Thisexclusive chain assembly is available as a single or a set of 2 chains that eachfeature a flat throat hook at one end and a grab hook at the other. This chainassembly has a working load limit of 15,000 lbs. per assembly. This flat hookcan be used to hook directly into a frame rail or trailer plate pocket unlikea grab hook that is required to be hooked back into a chain. Grade 100 5′ Trailer Plate & Frame Rail Chain Consists of one or two 1/2″ chains Each feature a flat throat hook at one end and a grab hook at the other WLL: 15,000 lbs. per assembly Sold as a Set or Each Hook & Link Only: 11-MFHK