IZUMI x MASH Jetblack Track Chain #ES410JB

The IZUMI × MASH Jet Black Chain brings together Japan’s premier chain manufacturer, IZUMI, and San Francisco’s iconic track bike crew, MASH. Designed for discerning fixed-gear riders and urban cyclists who refuse to compromise on either aesthetics or performance, this limited-edition collaboration represents the ultimate single-speed chain upgrade.

Engineered with the same high-tensile strength technology found in IZUMI's world-renowned track chains, the Jet Black edition ensures seamless power transfer, extreme wear resistance, and incredible longevity under hard skidding and sprinting forces. Featuring an exclusive Jet Black color matrix with selectable inner plate highlights (Black/Black, Black/Gold, and Black/Silver), it adds an unquestionable touch of custom flair to any track or fixed-gear build.

Highlights

•    Exclusive IZUMI × MASH Collaboration: Fuses MASH SF’s visionary track bike aesthetic with IZUMI’s precision Japanese engineering.

•    Pro-Track Performance & Rigidity: Built with high-strength pins and plates to eliminate power loss and withstand extreme leg-torque.

•    Limited Edition Jet Black Aesthetics: Special edition colorways designed specifically for this collaborative run.

•    High-Wear Durability: Resists stretch and chain drop over thousands of hard street and track miles.

•    Precision Crafted in Japan: Manufactured in Japan to exacting tolerances for silent and efficient drivetrain operation.

Specifications