Jagwire 4mm Basics Derailleur Housing 50M File Box Black

Jagwire 4mm Basics Derailleur Housing 50M File Box in Black offers a reliable and organized solution for your bike maintenance needs. Designed for easy storage, these file boxes stack neatly on shelves or in Jagwire’s dedicated file box organizer, ensuring quick and convenient access whenever you need them. Crafted with a linear strand construction, this housing delivers optimal stiffness for efficient power transfer while maintaining the flexibility required for smooth shifting performance.