160B24 Sprocket With Stock Bore #100 Q Type Sprockets the 10B SA1 attachment has

the 10B SA1 attachment has a straight tab on one side with one hole for mounting

We also offer 100C72 sprockets with finished bore configurations right off the shelf from stock

Sprocket Size: 100A36

Dimensions:

and precision sprocket with 25 hardened teeth that is manufactured to accept a R2 bushing

160B24 Sprocket With Stock Bore #100 Q Type Sprockets the 10B SA1 attachment hasThis 160B24 sprocket is a durable, high quality, and precision sprocket with 24 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 160B24 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #160 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also fully black oxide coated