50BS20 Sprocket With 1-5/8" Finished Bore C2052 Double Pitch Sprockets This 40BS33 sprocket features a

This 40BS33 sprocket features a 7/8" finished bore including a key-way and two setscrews

Sprocket Size: 41BS42

Part #: UCP 206-17

Sheave Size: 13V220JA

and precision sprocket with 26 hardened teeth that is manufactured to accept a Q1 bushing

50BS20 Sprocket With 1-5/8" Finished Bore C2052 Double Pitch Sprockets This 40BS33 sprocket features aThis 50BS20 sprocket featured a 1 5 8" 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