RK X-Ring 520 XSO / 070 - E-Ton RXL 90 2T Viper ('03-'05) - RK

Lubrication chain RK 520 XSO / 070 for E-Ton RXL 90 2T Viper (2003-2005).

Specifications:
- RK is the leading manufacturer of transmission chains for motorcycles in Japan;
- For over 40 years, RK has supplied all renowned Japanese motorcycle manufacturers as original equipment;
- In competitions, RK is the first choice of many teams in MotoGP, motocross, or even the Paris-Dakar Rally;
- RK XSO: This is an improved version of O-ring chains;
- Due to the special X-shaped design of the rings, the chain is sealed at four sealing points, and the lubricant cannot escape;
- Additionally, the X-ring serves as an extra lubricant reservoir;
- The lifespan of the chain is extended by approximately 30%;
- This technology has been further developed at RK in the XW-Ring chain;
- Chain with X-ring;
- Four sealing points;
- Lubricant cannot escape;
- Lifespan is extended by 30% compared to O-ring chains;
- A further development of the X rings are the XW rings;

Technical data:
Chain pitch: 520;
- Length: 70 links;
- Sealing ring: RX-Ring;
- Manufacturer: RK;
- Type: XSO;
- Execution: Open;
- Tensile strength (kg): 3600 kg;
- Outer link color: Steel color;
- Inner link color: Steel color;
- Performance index for rolling: 1000;
- Link joining model: Hollow pin;
- Per meter link: JMT.7250143;
- Fits closing link clip: JMT.7250135;
- Fits closing solid pin: JMT.7250139;
- Fits closing hollow pin: JMT.7250138.

The complete application list can be found below.