RK 855 Steel Rear Sprocket #520 SIZE_124 Links (1x) E-Mark Approved Spot Lenses

(1x) E-Mark Approved Spot Lenses (included)

Longer Life

nylon rim locks weigh up to half as much as a standard aluminium rim lock while gripping the tire more securely and protecting the inner tube better than a traditional rubber rim lock

Directions For Use:

RK 855 Steel Rear Sprocket #520 SIZE_124 Links (1x) E-Mark Approved Spot LensesRK Takasago Sprockets Now Available to the Public Race Teams the world over have had the luxury for years of getting the royal treatment when it comes to quality RK racing chains. Now finally after years of racing success, RK sprockets are available to the general public in New Zealand and the world. Rigourously tested by top international racers on tracks and circuits, RK bring their superior quality and manufacturing controls to every individual