80BS25 Sprocket With 1-3/8" Finished Bore 51-Tooth Sprocket 120C70 sprockets with a stock

120C70 sprockets with a stock bore come with the standard 1-1/2" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

The combination of precision stamping and high-quality steel material creates a PFL205 flange bearing housing that will impress

Our superior HCFS207-22 bearing with a 1-3/8" bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

Sprocket Size: 50Q37

80BS25 Sprocket With 1-3/8" Finished Bore 51-Tooth Sprocket 120C70 sprockets with a stockThis 80BS25 sprocket features a 1 3 8" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 25 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 #80 roller chain and sprocket thus preventing premature