Shimano Alivio FD-M4020 Side Swing Front Derailleur
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Details
The Shimano Alivio FD-M4020 series 2x9 front derailleurs use Shimano's SIDE SWING for enhanced cable routing, light action, and smooth operation. The new design also increases clearance for large tires and short chainstays.
- Wider clearance for large tires
- Compatible with shorter chainstay
- Efficient cable routing
- Optimal front system for internal cable routing
- Enhanced maneuverability with plus-sized tires
- Increased shifting efficiency and light operation force
- Smooth shifting performance
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