50BS21 Sprocket With 1-3/16" Finished Bore filter_H35BS12 This 40BS46 sprocket features a

This 40BS46 sprocket features a 1" finished bore including a key-way and two setscrews

Our HCST209 bearing is dimensionally made to industry standards

50BS26 1 3/8" Finished Bore Sprocket Dimensions

For more information on a two groove 23V450SH sheave

our HCFS208 bearing has added features that improve the overall life and performance of the unit

50BS21 Sprocket With 1-3/16" Finished Bore filter_H35BS12 This 40BS46 sprocket features aThis 50BS21 sprocket featured a 1 3 16" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 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 #50 roller chain and sprocket thus preventing premature wear