RK RX-Ring has two lubrication pools and seal points versus the single seal point/pool design of a regular O-ring chain;RK's new XSO chains offer quality, performance and unbeatable value;8,500 pounds per feet tensile strength

• RK Racing Chain 520XSO-104 104-Links X-Ring Chain with Connecting Link
• 104-Links
• gun metal

RK Racing Chain 520XSO-104 104-Links X-Ring Chain with Connecting LinkRK Racing Chain