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Ships within 48 hours · Estimated delivery Sep 5 - Sep 10
EX 250F / 350F & MC 250F
One year breakage warranty (USA only)
Next step up in protection level is the Dual Axis
Universal mounting behind the brake master cylinder
350F & MC 250F
BikeMaster - 520 BMXR Series Chain Type:520 x 102 EX 250F / 350F &Ideal O. E. M. replacement offering 1. 5 to 2x longer wear resistance than regular O ring chains. Each refined component, designed with computer analysis, provides higher tensile strength. Specially controlled heat treatment means tougher material and more durability. Q4 seal ring and reinforced pin and roller provide superior wear resistance, higher impact resistance and fatigue strength. Q4 seal ring offers less friction, which minimizes power loss,
