6B62SK Sheave six-groove 6.55" OD Other Miscellaneous Items 40B30 sprockets with a stock

40B30 sprockets with a stock bore comes with the standard 5/8" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

100B45 Sprocket Dimensions

This 50B96 sprocket is a durable

This 6219-ZZ ball bearing is a high-precision premium quality deep groove shielded 95x170x32 ball bearing made to ABEC 3 precision standards from AXIS

6B62SK Sheave six-groove 6.55" OD Other Miscellaneous Items 40B30 sprockets with a stockThis 6B62SK sheave features six grooves, is 6. 55" in diameter, and is designed to use a SK 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