RK 520XRE is designed with cutting-edge technology, ensuring racing performance, high durability, lightweight, and quick and smooth acceleration. RK 520XRE can be used for both on-road and off-road.

RK XRE chains feature RK`s only technology of XW-Ring, which has two lubrication pools, three contact lips, and a triple barrier structure to seal the lubrication further and prevent debris from entering the chain. The durability has been dramatically improved from the XSO series.

Specifications:

• Tensile Strength: 36.5 Kn / 8,200 lbs
• Max CC Racing: 800cc Street and Off-road
• Max Horsepower: 130 HP
• Weight: 1.56 kilos
• Max Chain Width: 21.7mm