80BS31 Sprocket With 2-3/16" Finished Bore 2AK34 Pulley This 35V490SDS Sheave uses an

This 35V490SDS Sheave uses an SDS bushing

What sets this 6013 bearing apart from others is the ABEC 3 precision standard that this bearing is made to

Dimension (G): 1-9/16"

This 5210-2RS Bearing is a high-precision premium double-sealed double-row angular contact ball bearing made to ABEC 3 precision standards from AXIS

Pulley Size: 2BK34H

80BS31 Sprocket With 2-3/16" Finished Bore 2AK34 Pulley This 35V490SDS Sheave uses anThis 80BS31 sprocket features a 2 3 16" finished bore including a key way and two setscrews. It is a durable, high quality, and precision 31 tooth sprocket that fully meets all ANSI Standards which, insures proper contact between the #80 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