B Bushing With 24mm Bore #100 Coupling Sprockets This 80BS15 sprocket features a

This 80BS15 sprocket features a 1-1/4" finished bore with a key-way and two set screws

40BS27 1-1/8" Finished Bore Sprocket Dimensions:

Bearing Size: 5210

This B bushing features a 24 millimeter bore and offers superior strength

B Bushing With 24mm Bore #100 Coupling Sprockets This 80BS15 sprocket features aThis B bushing features a 24 millimeter bore and offers superior strength, durability, and quality versus most other B bushings. What really sets these bushings apart is the extreme precision, quality control, and high quality material used when being manufactured. This means when you order these from us you can always expect a consistent and premium product! USA Roller Chain & Sprockets is a one stop shop facility that is focused on providing the