50BS39 Sprocket With 7/8" Finished Bore filter_H25B48 This 40BS37 sprocket features a

This 40BS37 sprocket features a 1-7/16" finished bore including a key-way and two setscrews

This 50A59 sprocket is a durable

This 40BTB35 sprocket is a durable

What separates this #35 roller chain wear gauge from the others out there is its extremely simplistic design

100Q23 sprockets are bored to accept a Q1 type taper bushing

50BS39 Sprocket With 7/8" Finished Bore filter_H25B48 This 40BS37 sprocket features aThis 50BS39 sprocket features a 7 8" 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 sprockets,