RK 530Uwr Vintage Drive Chain RK UWR chains cater to vintage motorcycles, designed for those that demand minimal clearances typically reserved for non-sealed chains. With an innovative UW-Ring design, it boasts a slim width of 22.7mm, enhancing wear-life and reducing friction, ensuring smooth operation and longevity. Features: Bright silver finish on inner and outer side plates, as well as pins and rollers Chain wear life of more than 4x when compared to non-sealed chains Lighter than most other sealed 530 chains Includes rivet-style master link Specifications: Tensile Strength: 9,250 lbs Max CC Rating: 750cc / (Up to 1000cc for 2-cylinder applications) Max Horsepower: 150 Max Chain Width: 22.70mm Weight: 4.10 lbs / 100 links