50BS27 Sprocket With 1-7/16" Finished Bore 50B9 Sprockets Our superior UCTB208-24 bearing with

Our superior UCTB208-24 bearing with a 1-1/2" bore is equipped with a premium C3 precision insert bearing housed within a high-strength solid-base cast-iron housing

Common Interchanges: 40BS19H

This 50BS30 sprocket featured a 1-7/16" finished bore with a key-way and two set screws

Common Interchanges: 50B14H

120B16H sprockets with a stock bore comes with the standard 1-1/4" inside diameter hole with no keyway or set screws and can be easily machine bored to custom sizes

50BS27 Sprocket With 1-7/16" Finished Bore 50B9 Sprockets Our superior UCTB208-24 bearing withThis 50BS27 sprocket featured a 1 7 16" 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 #50 roller chain and sprocket thus preventing premature wear