Grade 70 chain was designed specifically to provide a light yet strong chain for tie downs. Made from heat treated carbon steel and zinc plated gold chromate for corrosion resistance. Chains are 100% proof tested to 2X WLL rating. Made to NACM standards per specifications of the FMCSA & CCMTA for tie down use. All clevis hooks are made of heat treated alloy steel. Product Features:Working Load Limit: 11,300 lbs./5,130 kg.Weight: 53.6 lbs./24.33 kg. 5 Assemblies per Red Barrel