50BS57 Sprocket With 1-7/16" Finished Bore 41B8 Sprockets This 40BS39 sprocket features a

This 40BS39 sprocket features a 1-1/8" finished bore including a key-way and two setscrews

Dimension (A): 180

100BTB45 sprockets are manufactured to accept a 3020 size taper bushing which we also stock with a wide range of bore sizes

This 120CTB60 sprocket is a durable

Using the grade 35 cast iron offers a higher tensile strength and is more wear resistant than the more commonly used grade 25

50BS57 Sprocket With 1-7/16" Finished Bore 41B8 Sprockets This 40BS39 sprocket features aThis 50BS57 sprocket features a 1 7 16" finished bore including a key way and two setscrews. It is a durable, high quality, and precision sprocket that fully meets all ANSI Standards which insures proper contact between the #50 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also black oxide coated which increases resistance to the environment and will prevent early rust build up. We also offer stock bore