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This 40BS42 sprocket features a 1-7/16" finished bore including a key-way and two setscrews
This 2AK184H Pulley uses an H-Series Bushing
our UCFB209-28 bearing has added features that improve the overall life and performance of the unit
This 40BS60 sprocket features a 1-1/8" finished bore including a key-way and two setscrews
Dimension (X): 1-7/16"
60BS21 High-Performance Sprocket 1-7/16", USA Roller Chain Sprocket Tooth Count This 40BS42 sprocket features aThis 60BS21 sprocket featured a 1 7 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 #60 roller chain and sprocket thus preventing premature wear
