Check the listing for details. 2Ton Snatch Block Swivel Hook 3/8" Wire Rope Pulley 3" Sheave Tow Shackle Tool. Color: Red, Blue, Condition: New. Listed at 26.97 USD. Description: 100% Brand new, never been used Color: Red, Blue Sheave Size: 3" Wire Rope: 3/8" End Fitting: Shackle Working Load Limit: 4400 lbs / 2 Tons Easy and efficient load lifting; Durable and long lifespan; Tough, heavy duty towing chain; Premium, industrial grade material Snatch block or pulley is used to change the direction of the pull to a different angle relative to a fixed point, also can be used to create more complex pulley structures and gain mechanical advantage. .Description: 100% Brand new, never been used Color: Red, Blue Sheave Size: 3" Wire Rope: 3/8" End Fitting: Shackle Working Load Limit: 4400 lbs / 2 Tons Easy and efficient load lifting; Durable and long lifespan; Tough, heavy duty towing chain; Premium, industrial grade material Snatch block or pulley is used to change the direction of the pull to a different angle relative to a fixed point, also can be used to create more complex pulley structures and gain mechanical advantage. .