D100B21 Sprocket With Stock Bore filter_35B84-SB and precision sprocket with 15

and precision sprocket with 15 hardened teeth that is manufactured to accept a 2517 bushing

This 50BS56 sprocket features a 1-1/2" finished bore including a key-way and two setscrews

This 120BS30 sprocket features a 2" finished bore with a key-way and two set screws

except with no rollers

631043443071

D100B21 Sprocket With Stock Bore filter_35B84-SB and precision sprocket with 15This D100B21 sprocket is a durable, high quality, and precision double 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 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #100 2 double roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also black oxide