40BS45 Sprocket With 1-3/16" Finished Bore 3V Double-Groove QD Bushed Sheaves This 6801-2RS ball bearing is

This 6801-2RS ball bearing is a high-precision premium quality sealed deep groove 12x21x5 ball bearing made to ABEC 3 precision standards from AXIS

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Inside Width (R): 17

Dimension (J): 42

40BS33 1-1/4" Finished Bore Sprocket Dimensions:

40BS45 Sprocket With 1-3/16" Finished Bore 3V Double-Groove QD Bushed Sheaves This 6801-2RS ball bearing isThis 40BS45 sprocket features a 1 3 16" 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 #40 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