The EK 520 RRX Chain is optimized for racing, featuring X-type sealing rings that minimize friction and maximize performance.

• Lightening holes for weight reduction without compromising strength
• Quadra X-ring seal for superior sealing and longevity
• Maximum displacement: Street - 1000cc, Dirt - 750cc
• Suitable for both street and dirt use
• CRH pin for enhanced durability
• Tensile Strength - 8500 lbs.
• Rivet-type master link