80BS17 Sprocket With 2" Finished Bore 80B52 Sprockets Set screws and keyways aren't

Set screws and keyways aren't part of the design either

HCFJT210-30 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

While the phosphate coated and then painted finish adds corrosion resistance to the 3TB60 pulley

SBPFL202-10 bearings are more economical than their cast counterparts but offer excellent performance in bearing applications

This 40BS40 sprocket features a 1" finished bore including a key-way and two setscrews

80BS17 Sprocket With 2" Finished Bore 80B52 Sprockets Set screws and keyways aren'tThis 80BS17 sprocket features a 2" finished bore with a key way and two set screws. It is a durable, high quality, and precision sprocket with 17 hardened teeth. Sprockets that have hardened teeth last longer and are much more durable than those that don't. Something else 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 thus preventing premature wear