3B58SD Sheave three-groove 6.15" OD 100B45 Sprockets Our superior UCTB210-31 bearing with

Our superior UCTB210-31 bearing with a 1-15/16" bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

100BS16 2" Finished Bore Sprocket Dimensions

Sprocket Size: 100A41

Sprocket Size: 160R17H

3B58SD Sheave three-groove 6.15" OD 100B45 Sprockets Our superior UCTB210-31 bearing withThis 3B58SD sheave features three grooves, is 6. 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