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the 6012-ZZ bearing features raceways that are precision honed to a superb finish
40BS32 Sprocket Dimensions:
This 100C70 sprocket is a durable
While the phosphate coated and then painted finish adds corrosion resistance to the 2TB34 pulley
Sprocket Size: 100A41
40BS54 High-Performance Sprocket 3/4", USA Roller Chain #100 C-Hub Sprockets the 6012-ZZ bearing features racewaysThis 40BS54 sprocket features a 3 4" 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 #40 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 sprockets,
