80BS9 Sprocket With 1-1/8" Finished Bore 2VP65 Pulley This 6915 ball bearing is

This 6915 ball bearing is a high-precision premium quality deep groove 75x105x16 ball bearing made to ABEC 3 precision standards from AXIS

Bore Range: 1/2" - 1-5/8"

120B14 Sprocket Dimensions

This 40BS26 sprocket featured a 1-3/16" finished bore with a key-way and two set screws

80BS9 Sprocket With 1-1/8" Finished Bore 2VP65 Pulley This 6915 ball bearing isThis 80BS9 sprocket features a 1 1 8" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 9 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 wear