10B39 Sprocket With Stock Bore 2.1875" Finished Bore This 100Q30 sprocket is a

This 100Q30 sprocket is a durable

100C90 sprockets with a stock bore come with the standard 1-1/2" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes

ISO Chain #: 04C-2

Additionally this bushing features a 13/16" bore with a standard keyway

This 100BS25 sprocket features a 1-7/16" finished bore with a key-way and two set screws

10B39 Sprocket With Stock Bore 2.1875" Finished Bore This 100Q30 sprocket is aThis 10B39 sprocket is a durable, high quality, and precision sprocket with 39 teeth. Something that is notable about this 10B39 sprocket is that it fully meets all ISO Standards, which insures proper contact between the 10B 1 roller chain and sprocket thus preventing premature wear or breakage. This sprocket is also fully black oxide coated which increases resistance to the environment and will prevent early rust build up. 10B39 sprockets with a