RK X-Ring 428XSO/142 Open Chain With Spring Link for Aprilia Motorcycle

Description

• For more than 40 years, RK has been supplying all major Japanese motorcycle manufacturers with original equipment.
• Even in racing, RK is the first choice of many teams in the MotoGP, the motocross or the Paris-Dakar Rally.

RK XSO:

• This is an improved form of the O-ring chains. Due to the special shape of the X-rings, the chain is sealed at four sealing points, the lubricant can not escape.
• In addition, the X-ring serves as an additional lubricant reservoir. The life of the chain is extended by about 30%. This technique has been further developed into the XW ring chain at RK.
• X-ring chain
• four sealing points
• Lubricant can not escape
• The service life is extended by 30% compared to the O-ring chain
• Further development of the X-rings are the XW-rings