80BS29 Sprocket With 1-15/16" Finished Bore 10B B-Hub Sprockets which insures proper contact between

which insures proper contact between the #140 roller chain and sprocket thus preventing premature wear or breakage

This 40BS45 sprocket features a 1-7/16" finished bore including a key-way and two setscrews

Limiting Speed (2RS): 10000 RPM

This 2080A23 sprocket is durable

80BS29 Sprocket With 1-15/16" Finished Bore 10B B-Hub Sprockets which insures proper contact betweenThis 80BS29 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 29 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 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #80 roller chain and sprocket thus preventing premature