50BS21 Sprocket With 1-1/4" Finished Bore 50B28 Sprockets For more information on a

For more information on a four groove 45V520SD sheave

While the phosphate coated and then painted finish adds corrosion resistance to the 35V900SF sheave

This 240B13 sprocket is high quality

UCX17-56 bearing is a medium-duty ball bearing insert made to C3 precision standards and utilizes set screws for securing a 3-1/2" shaft

This 160B13 sprocket is a durable

50BS21 Sprocket With 1-1/4" Finished Bore 50B28 Sprockets For more information on aThis 50BS21 sprocket featured a 1 1 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 #50 roller chain and sprocket thus preventing premature wear