- RK 520XSO2 is designed for Middle Displacement Motorcycle Models,
lighten chain weight while securing adequate strength required, emphasizes
light feeling of acceleration.
- RK 520XSO2 features RX-Ring that have “X” shaped seals which provide a double barrier to seal
the lubrication, providing 2 times longer wear life than standard O-Ring chains.
- Upgraded from the RK 520XSO, the new RK 520XSO2 is refined to fits a wider range of street or
off-road applications up to 800cc. Available in Plating Gold and Solid Colors.