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Snatch Block 8 Ton by Vault Cargo – Double The Capacity of Your Winch and Recover Vehicles with Ease – Rugged Pulley System to Pair with Shackles and Tree Saver Tow Straps During Vehicle Recovery
3" Flat Mount Snatch Block 800 LBS Pulley 1/4" Rope Wire Size
An ideal block and tackle with a moving block supported by n rope sections has the mechanical advantage (MA), = =, where F A is the hauling (or input) force and F B is the load.. Consider the set of pulleys that form the moving block and the parts of the rope that support this block.
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