100BS20 Sprocket With 2-15/16" Finished Bore 37-Tooth Sprocket 100BS17 2 7/16" Finished Bore

100BS17 2 7/16" Finished Bore Sprocket Dimensions

08B31 sprockets with a stock bore comes with the standard 16 millimeter inside diameter hole with no key-way or set screws and can be easily machine bored to custom sizes

Pitch Diameter: 115

This sprocket is also black oxide coated which increases resistance to the environment and will prevent early corrosion

Though dimensionally equivalent this chain exceeds in strength

100BS20 Sprocket With 2-15/16" Finished Bore 37-Tooth Sprocket 100BS17 2 7/16" Finished BoreThis 100BS20 sprocket features a 2 15 16" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 20 hardened teeth. Sprockets that have hardened teeth last longer and are much more durable than those that don't. Something else that is notable about this 100BS20 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #100 roller chain and sprocket thus preventing