80BS10 Sprocket With 1" Finished Bore 50B20 Sprockets Shaft Sizes: 1-1/4" to 1-7/16"

Shaft Sizes: 1-1/4" to 1-7/16"

50B18 sprockets with a stock bore comes with the standard 5/8" inside diameter hole with no keyway or set screws and can be easily machine bored to custom sizes

Sprocket Size: 41BS70

Bolt Used: 5/8

Dimension (h): 1-7/16"

80BS10 Sprocket With 1" Finished Bore 50B20 Sprockets Shaft Sizes: 1-1/4" to 1-7/16"This 80BS10 sprocket features a 1" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 10 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