100B21 Sprocket With Stock Bore 06B Chain Sprockets Proudly made in the USA

Proudly made in the USA

Maximum Bore: 16mm

and precision sprocket with 14 hardened teeth

Sprocket Size: 100BS12

100B21 Sprocket With Stock Bore 06B Chain Sprockets Proudly made in the USAThis 100B21 sprocket is a durable, high quality, and precision sprocket with 21 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 100B21 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #100 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also fully black oxide coated