80BS20 Sprocket With 1-15/16" Finished Bore filter_50B14-SB Dimension (E): 2-1/8"

Dimension (E): 2-1/8"

This 45V750SF Sheave uses an SF bushing

This 6318-2RS ball bearing is a high-precision premium quality sealed deep groove 90x190x43 ball bearing made to ABEC 3 precision standards from AXIS

6213 Ball Bearing Dimensions

and precision 35-tooth sprocket that is manufactured out of high-quality steel

80BS20 Sprocket With 1-15/16" Finished Bore filter_50B14-SB Dimension (E): 2-1/8"This 80BS20 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 20 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