100BS8 Sprocket With 1-3/16" Finished Bore Metric A1 Attachments Keyway Size: 3/8" X 3/16"

Keyway Size: 3/8" X 3/16"

Something else that is notable about this 06B18 sprocket is that it fully meets all ISO Standards

Sprocket Weight: 38

This 100BS9 sprocket features a 1-1/4" finished bore with a key-way and two set screws

mount assembly on shaft

100BS8 Sprocket With 1-3/16" Finished Bore Metric A1 Attachments Keyway Size: 3/8" X 3/16"This 100BS8 sprocket features a 1 3 16" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 8 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 100BS8 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #100 roller chain and sprocket thus preventing