60BS40 Sprocket With 2-7/16" Finished Bore #60 Roller Chain Each precision component of this

Each precision component of this 12B A2 attachment is made from top-quality carbon steel that has been heat-treated for extended working life and durability

Set Screw Size (D): 5/16"

This 50A72 sprocket is a durable

50A29 sprockets with a stock bore comes with a 23/32" inside diameter plain hole and can be easily machine bored to custom sizes

60BS40 Sprocket With 2-7/16" Finished Bore #60 Roller Chain Each precision component of thisThis 60BS40 sprocket features a 2 7 16" finished bore including a key way and two setscrews. It is a durable, high quality, and precision sprocket that fully meets all ANSI Standards which insures proper contact between the #60 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also black oxide coated which increases resistance to the environment and will prevent early rust build up. We also offer stock bore