50BS43 Sprocket With 7/8" Finished Bore 2.1875" Finished Bore This 5208-2RS Bearing is a

This 5208-2RS Bearing is a high-precision premium double-sealed double-row angular contact ball bearing made to ABEC 3 precision standards from AXIS

This 50BS53 sprocket features a 1-3/8" finished bore including a key-way and two setscrews

This 35BS27 sprocket features a 5/8" finished bore including a key-way and two setscrews

Pitch Diameter (A/ 4L): 29

50BS43 Sprocket With 7/8" Finished Bore 2.1875" Finished Bore This 5208-2RS Bearing is aThis 50BS43 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,