50BS15 Sprocket With 1-1/4" Finished Bore Double Roller Chain Sprockets This 3B56SD sheave features three

This 3B56SD sheave features three grooves

#200U40 Sprockets have 40 teeth and is made for ANSI Size #200 roller chain

This 140BTB12 sprocket is a durable

our UCHA211 bearing has added features that improve the overall life and performance of the unit

Bore Size: 1/4" X 1/8"

50BS15 Sprocket With 1-1/4" Finished Bore Double Roller Chain Sprockets This 3B56SD sheave features threeThis 50BS15 sprocket featured a 1 1 4" 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