40B58 Sprocket With Stock Bore 35B26 Sprockets This 23V1400SK Sheave uses an

This 23V1400SK Sheave uses an SK bushing

Additionally this bushing features a 100 millimeter bore with a standard keyway

10B32 sprockets with a stock bore comes with the standard 20 millimeter inside diameter hole with no key-way or set screws and can be easily machine bored to custom sizes

and precision sprocket with 23 hardened teeth

Dimension (S): 20

40B58 Sprocket With Stock Bore 35B26 Sprockets This 23V1400SK Sheave uses anThis 40B58 sprocket is a durable, premium quality, and precision sprocket that is manufactured out of high quality steel. This sprocket is manufactured for optimum performance, durability, and to strict quality control standards. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #40 roller chain and sprocket which prevents premature wear or breakage. It is also black