V Belt Pulley 1.Material: Cast iron 2.ISO/British standard ... Introduction:1. We are professional manufacturer for lots of pulleys, such as V belt pulley, timing belt pulley, 3V, 5V, BV pulley ... AND SPZ), adjustable pulleys, multi wedge pulleys. 3. V-belt pulley for taper bush, with solid hubs. Standard sheaves, taper bushes ... ±0.331534°±0.5°-031538°±0.5° Casting V-Belt Steel Pulleys with Black Coating