Shimano Altus FD-M371 Down-Swing Clamp Band 3x9 Speed Front Derailleur Handlebar Unlike many other mass gainers

Unlike many other mass gainers out there

enjoying the freedom to explore without limitations

Secure phone pocket

allow it to DISSOLVE completely and DRINK

This ensures a comfortable fit that moves with your feet throughout your ride

Shimano Altus FD-M371 Down-Swing Clamp Band 3x9 Speed Front Derailleur Handlebar Unlike many other mass gainersThe Shimano Altus FD M371 is a down swing front derailleur crafted for 39 speed drivetrains. Designed for triple cranksets, it delivers reliable and consistent shifting performance ideal for trail, trekking and all terrain riding. Durably Engineered for Longevity: With a chrome plated cage and reinforced link plates, the derailleur is built to handle tough conditions. Its durable construction resists corrosion and wear, ensuring dependable function