100BS13 Sprocket With 1-15/16" Finished Bore 34-Tooth Sprocket This 08B28 sprocket is a

This 08B28 sprocket is a durable

Bore Size: 1-7/16"

100BS21 2 3/16" Finished Bore Sprocket Dimensions

100A13 sprockets with a stock bore comes with a 1-1/4" inside diameter plain hole and can be easily machine bored to custom sizes

100BS13 Sprocket With 1-15/16" Finished Bore 34-Tooth Sprocket This 08B28 sprocket is aThis 100BS13 sprocket features a 1 15 16" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 13 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 100BS13 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #100 roller chain and sprocket thus preventing