Variable Pitch 1VP40 Pulley 5/8" 10B Chain Sprockets What separates this 128V3000P sheave

What separates this 128V3000P sheave from the others is that it is made using a high strength cast iron

Roller Diameter (d1): 8

This 100BS12 sprocket features a 1-7/16" finished bore with a key-way and two set screws

Pin Diameter (E): 2

This 120B23 sprocket is a durable

Variable Pitch 1VP40 Pulley 5/8" 10B Chain Sprockets What separates this 128V3000P sheaveVariable Pitch 1VP40 Pulley 5 8" is designed and engineered in a way that allows for precise adjustments in diameter, which will also correlate to speed adjustment. Our single groove variable pitch pulleys are manufactured with extremely tight thread tolerances and use a high quality cast iron material. They are extremely well balanced to reduce vibrations and are phosphated and painted for corrosion resistance. Besides 1VP40 pulleys with a 5 8" bore