50BS31 Sprocket With 1-3/4" Finished Bore filter_H25B40 50A47 sprockets with a stock

50A47 sprockets with a stock bore comes with a 15/16" inside diameter plain hole and can be easily machine bored to custom sizes

This 2B5V94 Sheave uses a B bushing

Weight For Rim Only: 61LBS

What sets this 6019-2RS bearing apart from others is the ABEC 3 precision standard that this bearing is made to

100B42 sprockets with a stock bore come with the standard 1-1/4" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

50BS31 Sprocket With 1-3/4" Finished Bore filter_H25B40 50A47 sprockets with a stockThis 50BS31 sprocket features a 1 3 4" 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