120B22 Sprocket With Stock Bore #100 SK Type Sprockets Width Between Inner Plates (W):

Width Between Inner Plates (W): 3

and precision 40 tooth sprocket that is manufactured to accept a S1 bushing

100BTB28 Sprocket Dimensions

This 100B35 sprocket is a durable

Hollow Pin O

120B22 Sprocket With Stock Bore #100 SK Type Sprockets Width Between Inner Plates (W):This 120B22 sprocket is a durable, high quality, and precision sprocket with 22 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 120B22 sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #120 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also fully black oxide coated