4B38SD Sheave four-groove 4.15" OD filter_H50BS28 For more information on a

For more information on a triple groove 3TB86 pulley

Sprocket Size: 40BS46

This 33V1060SK Sheave uses an SK bushing

What separates this 2TB50 pulley from the others is that it is made using a high grade-35 cast iron

40Q84 sprockets are made to accept a Q1 size taper bushing which we also stock with a wide range of bore sizes

4B38SD Sheave four-groove 4.15" OD filter_H50BS28 For more information on aThis 4B38SD sheave features four grooves, is 4. 15" in diameter, and is designed to use a SD bushing. QD (quick detachable) style sheaves offer a wider selection of bore sizes versus a standard "fixed" bore style sheave. Also because they are a two component part if one component fails the entire part doesn't need to be replaced. All of our sheaves are manufactured out of an extremely durable cast iron, are dynamically balanced at the factory, and are