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Tackle Block

3940144417851 144417851 BN339-506P10-0-140 MN SOE140 RB1892-710-140

A mechanical device, consisting of a pulley(s) or sheave(s) encased in a shell or frame which may be provided with a means such as a hook, eye, strap, screw, etc., by which it may be attached to an object. It is used to change direction of a running rope and/or to gain a mechanical advantage. View more Tackle Block