RK 577 Steel Front Sprocket #520 size:13 Tooth O-rings are included to prevent

O-rings are included to prevent the heads from over-tightening and seizing onto the bar and the kit is provided in a space-saving carry case

The more aggressively you ride

Lasts approximately 50 percent longer than many aftermarket competitors

3/8" drive head for loosening pinch bolts

RK 577 Steel Front Sprocket #520 size:13 Tooth O-rings are included to preventRK Takasago Sprockets are supplied to us with their 11 point quality control specifications sheets thats how committed to quality and excellence RK is in the world of manufacturing. With tooling of this calibre it is easy to see why RK Sprockets are the first choice sprocket of world leading motorcycle manufacturers and racing teams.