Manual winches and hoists ZHR At a glance“Heavy duty use” type hand chain block for loads of 500 to 20,000 kg Previous Next Interested in this product? Then request now for an offer! REQUEST PRICE ZHR Machined chain sprocket and gears.Hoist mechanism with 4 bearings.Overload limiter as standard.Heavy duty, galvanized finish hoisting chain.Electrogalvanized hand chain.ISO hooks with safety latches.WESTON type lifting brake.Offshore high resistance powder coating (220µ). Downloads ZHR