The SHIMANO FD-M4100 2x10-speed front derailleurs use SHIMANO's new SIDE SWING technology for enhanced cable routing, light action, and smooth operation. The new design also increases clearance for large wheels and short chain stays. Features More powerful
The SHIMANO FD-M4100 2×10-speed front derailleurs use SHIMANO’s new SIDE SWING technology for enhanced cable routing, light action, and smooth operation. The new design also increases clearance for large wheels and short chain stays.
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