140B30 Sprocket With Stock Bore 120B11 Sprockets which insures proper contact between

which insures proper contact between the #100 roller chain and sprocket thus preventing premature wear or breakage and this means that it will directly interchange with most other manufactures sprockets

Outside Diameter: 31

120SF15 sprockets are manufactured to accept a SF type QD bushing which

140R16H Sprocket Dimensions

140B30 Sprocket With Stock Bore 120B11 Sprockets which insures proper contact betweenThis 140B30 sprocket is a durable, high quality, and precision sprocket with 30 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 140B30 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #140 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also fully black oxide coated