50BS21 Sprocket With 1-1/4" Finished Bore 50B28 Sprockets This 240B13 sprocket is high

This 240B13 sprocket is high quality

40B13 Sprocket Dimensions:

For more information on a double groove 2TB86 pulley

For more information on a four groove 45V520SD sheave

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

50BS21 Sprocket With 1-1/4" Finished Bore 50B28 Sprockets This 240B13 sprocket is highThis 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