80SF60 Sprocket (QD Type) filter_80BS17-FB- This 50BS17 sprocket featured a

This 50BS17 sprocket featured a 1-7/16" finished bore with a key-way and two set screws

SAPP207-23 Bearing Dimensions

Materials gathering in this area of the chain can cause binding and breakage

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80SF60 Sprocket (QD Type) filter_80BS17-FB- This 50BS17 sprocket featured aThis 80SF60 sprocket is a durable, high quality, and precision 60 tooth sprocket that is manufactured to accept an SF bushing. Something that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #80 roller chain and sprocket. This also prevents premature wear or breakage and means that the sprocket will directly interchange with other manufactures sprockets. This sprocket is also black