100BS12 Sprocket With 1-1/4" Finished Bore 100B36 Sprockets and precision 45-tooth sprocket that

and precision 45-tooth sprocket that is manufactured out of high-quality steel

100BS11 2" Finished Bore Sprocket Dimensions

Maximum Bore: 18mm

This 100BS11 sprocket features a 2-3/16" finished bore with a key-way and two set screws

and precision 48 tooth sprocket that is manufactured to accept a 3020 bushing

100BS12 Sprocket With 1-1/4" Finished Bore 100B36 Sprockets and precision 45-tooth sprocket thatThis 100BS12 sprocket features a 1 1 4" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 12 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 100BS12 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #100 roller chain and sprocket thus preventing