Heavy Duty Replacement Winch Strap O’Neill Manufacturing offers two types of replaceable winch straps in a variety of lengths for all your boating needs. Our standard winch straps are constructed of a 7,000 lb. polyester belt with a 6,000 lb. drop forged hook. They include hardware for drum mounting. Our heavy duty winch straps are made of 10,000 lb. webbing and a 10,000 lb. drop forged hook.