60BS13 Sprocket With 1-3/8" Finished Bore 2AK44 Pulley This 35BS28 sprocket features a

This 35BS28 sprocket features a 1-1/4" finished bore including a key-way and two setscrews

Dimension (I): 10

Threads: 7/8"

While the phosphate coated and then painted finish adds corrosion resistance to the 25V710SK sheave

This 33V315SH Sheave uses an SH bushing

60BS13 Sprocket With 1-3/8" Finished Bore 2AK44 Pulley This 35BS28 sprocket features aThis 60BS13 sprocket featured a 1 3 8" 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 #60 roller chain and sprocket thus preventing premature wear