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This sprocket is also black oxide coated which increases resistance to the environment and will prevent early rust build up
50B44 sprockets with a stock bore comes with the standard 3/4" inside diameter hole with no keyway or setscrews and can be easily machine bored to custom sizes
Dimension (D): 100
the 5312 bearing features raceways that are precision honed to a superb finish
50BS84 Sprocket 1-15/16" Bore #50 Roller Chain ANSI filter_40BS43-FB This sprocket is also blackThis 50BS84 sprocket features a 1 15 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 #50 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
