5B250E Sheave five-groove 25.35" OD filter_H35BS21 Dimension (J): 46

Dimension (J): 46

Part #: UEFT 210-31

What sets this 6317 bearing apart from others is the ABEC 3 precision standard that this bearing is made to

40B47 sprockets with a stock bore comes with the standard 3/4" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

Sheave Weight: 146 LBS

5B250E Sheave five-groove 25.35" OD filter_H35BS21 Dimension (J): 46This 5B250E sheave features five grooves, is 25. 35" in diameter, and is designed to use a E 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