50B37 Sprocket With Stock Bore 2BK-Series Pulleys the 6309-ZZ bearing features raceways

the 6309-ZZ bearing features raceways that are precision honed to a superb finish

35BS84 1-1/4" Finished Bore Sprocket Dimensions:

HCFJT205 flange bearings are designed for circumstances where the bearing is mounted to a surface perpendicular to the shaft axis and can fit in more space-restricted areas while still offering excellent stability with two mounting holes

Hub Diameter: 1-23/32"

Please note for this example we used ANSI #50 roller chain

50B37 Sprocket With Stock Bore 2BK-Series Pulleys the 6309-ZZ bearing features racewaysThis 50B37 sprocket is a durable, premium quality, and precision 37 tooth sprocket that is manufactured out of high quality steel. This sprocket is manufactured for optimum performance, durability, and to strict quality control standards. Something else that is notable about this sprocket is that it fully meets all ANSI Standards, which insures proper contact between the #50 roller chain and sprocket, preventing premature wear or breakage. It is also