80BS55 Sprocket With 2-7/16" Finished Bore 27-Tooth Sprocket What sets this 6806-2RS bearing

What sets this 6806-2RS bearing apart from others is the ABEC 3 precision standard that this bearing is made to

This 80BS43 sprocket features a 1-3/4" finished bore including a key-way and two setscrews

50A112 Sprocket Dimensions

4C180E Sheave Dimensions

Sheave Size: 63V800SK

80BS55 Sprocket With 2-7/16" Finished Bore 27-Tooth Sprocket What sets this 6806-2RS bearingThis 80BS55 sprocket features a 2 7 16" finished bore including a key way and two setscrews. It is a durable, high quality, and precision 55 tooth sprocket that fully meets all ANSI Standards which, insures proper contact between the #80 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also black oxide coated which increases resistance to the environment and will prevent early rust build up. We also offer stock