60BS12 Sprocket With 7/8" Finished Bore filter_H40BS51 This 40BS54 sprocket features a

This 40BS54 sprocket features a 1" finished bore including a key-way and two setscrews

Dimension (B): 106

Our HCTB207 bearings are manufactured to industry standard dimensions

Our superior HCFS208 bearing with a 40mm bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

60BS12 Sprocket With 7/8" Finished Bore filter_H40BS51 This 40BS54 sprocket features aThis 60BS12 sprocket featured a 7 8" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with hardened teeth. Sprockets that have hardened teeth last longer and are much more durable than those that don't. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #60 roller chain and sprocket thus preventing premature wear or