VEVOR 1-Ton 10 ft. Hand Chain Hoist Manual Hoist Lift with Industrial-Grade Steel Construction for Lifting Goods in Black SLHLHSYX1T3M9KD8FV0 - The Home Depot
Chain pulley block basics - YouTube
CB Hand Chain Hoist - ½ to 100 Ton Capacity | Hand Hoists | Lift-It® Manufacturing