60BS59 Sprocket With 1-5/8" Finished Bore 50B52 Sprockets 50BS21 1 1/4" Finished Bore

50BS21 1 1/4" Finished Bore Sprocket Dimensions

Limiting Speed (OIL): 23000 RPM

50B55 sprockets with a stock bore comes with the standard 1" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

What sets this 5306-ZZ bearing apart from others is the ABEC 3 precision standard that this bearing is made to

HC201-8 bearing is a normal-duty ball bearing insert made to C3 precision standards and utilizes an eccentric locking collar for securing a 1/2" shaft

60BS59 Sprocket With 1-5/8" Finished Bore 50B52 Sprockets 50BS21 1 1/4" Finished BoreThis 60BS59 sprocket features a 1 5 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 #60 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