50BS57 Sprocket With 1-3/4" Finished Bore 1.375" Stock Bore our HCTB207-20 bearing has added

our HCTB207-20 bearing has added features that improve the overall life and performance of the unit

This 40BS58 sprocket features a 1-1/4" finished bore including a key-way and two setscrews

and precision sprocket with 21 hardened teeth that is manufactured to accept a 2517 bushing

the 5210-2RS bearing features raceways that are precision honed to a superb finish

40BS22 1" Finished Bore Sprocket Dimensions:

50BS57 Sprocket With 1-3/4" Finished Bore 1.375" Stock Bore our HCTB207-20 bearing has addedThis 50BS57 sprocket features a 1 3 4" 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