40BS28 Sprocket With 7/8" Finished Bore 29-Tooth Sprocket This 120A9 sprocket is a

This 120A9 sprocket is a durable

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120C70 sprockets with a stock bore come with the standard 1-1/2" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

Size: 3TB160

Hollow Pin O

40BS28 Sprocket With 7/8" Finished Bore 29-Tooth Sprocket This 120A9 sprocket is aThis 40BS28 sprocket featured a 7 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 #40 roller chain and sprocket thus preventing premature wear or