40BS11 Sprocket With 1/2" Finished Bore 2AK39 Pulley This two groove 2BK80H Pulley

This two groove 2BK80H Pulley uses an H-Series Bushing

100Q14 sprockets are bored to accept a Q1 type taper bushing

6006 Ball Bearing Dimensions

This 40BS23 sprocket featured a 1-3/16" finished bore with a key-way and two set screws

Sprocket Weight: 1 lbs

40BS11 Sprocket With 1/2" Finished Bore 2AK39 Pulley This two groove 2BK80H PulleyThis 40BS11 sprocket featured a 1 2" 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 #40 roller chain and sprocket thus preventing premature wear or