Ratchet load binder used to tighten chain, typically for cargo securement 8 in take-up For chain size 5/16 (System 7) and for chain size 3/8 (System 4) Meets U.S D.O.T 393.100-393.102 requirements for use with chain DO NOT use for overhead liftingor hoisting or exceed the working load limit Color=Red WLL Lb=5400