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This 40SK84 sprocket is a durable
What separates this 2TB50 pulley from the others is that it is made using a high grade-35 cast iron
the R16-ZZ bearing features raceways that are precision honed to a superb finish
This 100BS11 sprocket features a 2" finished bore with a key-way and two set screws
4B38SD Sheave four-groove 4.15" OD filter_H50BS28 This 40SK84 sprocket is 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
