50BS41 Sprocket With 1" Finished Bore 41B13 Sprockets This 100BS10 sprocket features a

This 100BS10 sprocket features a 1-3/16" finished bore with a key-way and two set screws

Bearing Insert: HC 204

Dimension (K): 1

This 5214-ZZ Bearing is a high-precision premium shielded double-row angular contact ball bearing made to ABEC 3 precision standards from AXIS

This 50BS22 sprocket featured a 1-3/16" finished bore with a key-way and two set screws

50BS41 Sprocket With 1" Finished Bore 41B13 Sprockets This 100BS10 sprocket features aThis 50BS41 sprocket features a 1" 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,