Collaboration products
RUNWELL × Izumi Chien
Collaboration with RUNWELL, a tool brand exclusively for fixed-gear bikes
FIXER is a collaborative product between RUNWELL, a tool brand specializing in fixie bikes, and IZUMI. This NJS-certified portable tool is designed for chain connections and excels at handling bolts and nuts on the track chain connections. It combines the functions of a flathead screwdriver and pliers, allowing you to easily check for looseness, tighten, and remove plate nuts with just one tool. FIXER pairs perfectly with IZUMI-V, Izumi Chain’s flagship product, which has been trusted by top athletes worldwide for many years.
MASH × Izumi Chain
Collaboration with MASH, who sparked the fixie bike boom over the world
MASH has created enthusiastic fans all over the world and sparked the fixie bike boom. The chain is dreamlike collaboration with crews based in San Francisco, USA. While maintaining Izumi Chain's traditional and high-quality appearance and functionality, through repeated discussions on the package design, the chain has been born combining their brand color black with cutting-edge inspiration.