Large Winch Recovery Hook 5.3t5. 3TWinch Recovery Hook This is a SWL 5. 3t rated hook, Used for lifting and recovery purposes, Commonly found on the end of a winch rope, They are larger than the std hook you get with all winches, And rated to be stronger to give you a larger safety margin when winching. These are bigger units as used in the Winch competition scene, for ease of sling attachment. Dimensions.. Overall length @ 220mm Eye for Rope connection Internal diameter @ 40mm