160M80 Sprocket (QD Type) Roller Chain Links It is also black oxide

It is also black oxide coated which increases the sprockets overall resistance to the environment along with preventing early rust build up

This 100BS15 sprocket features a 1-15/16" finished bore with a key-way and two set screws

Dimension (d0): 51

and precision 45 tooth sprocket that is manufactured to accept a M bushing

160M80 Sprocket (QD Type) Roller Chain Links It is also black oxideThis 160M80 sprocket is a durable, high quality, and precision 80 tooth sprocket that is manufactured to accept a M bushing. Something that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #160 roller chain and sprocket, thus preventing premature wear or breakage and this means that it will directly interchange with most other manufactures sprockets. This sprocket is also black oxide