pulley Synonyms

block sheave pulley block wheel drum idle wheel fairlead puli auction block windlass winch trochlea tackle spool snatch block idler pulley block and tackle fixed pulley neck band hoisting gear blocks lifting gear wheel and axle roulette wheel mechanical advantage roller roll ring crank crane crab closure circumvolution circulation circuit cathead castor caster capstan cam blockage crow cube reel ratchet pulleys neckband lifter lift hoist