40BS25 Sprocket With 3/4" Finished Bore 35B36 Sprockets This 40BS31 sprocket features a

This 40BS31 sprocket features a 1-1/8" finished bore including a key-way and two setscrews

What sets this 5209 bearing apart from others is the ABEC 3 precision standard that this bearing is made to

Our UCPX06-19 bearings are engineered and manufactured to provide long-lasting performance and durability with added features such as a steel retainer

While the phosphate coated and then painted finish adds corrosion resistance to the 25V590SDS sheave

Sprocket Size: 35H28

40BS25 Sprocket With 3/4" Finished Bore 35B36 Sprockets This 40BS31 sprocket features aThis 40BS25 sprocket featured a 3 4" 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 #40 roller chain and sprocket thus preventing premature wear or