100B9 Sprocket - ANSI 100B9 Sprocket Hex Shaft Coupler This 100BS22 sprocket features a

This 100BS22 sprocket features a 1-7/16" finished bore with a key-way and two set screws

manufactured right here in the USA

Pitch Diameter: 8

We also offer 100B45 sprockets with finished bore configurations right off the shelf from stock

100B9 Sprocket - ANSI 100B9 Sprocket Hex Shaft Coupler This 100BS22 sprocket features aThis 100B9 sprocket is a durable, high quality, and precision sprocket with 9 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 100B9 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #100 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also fully black oxide coated