Description
The Shimano GRX RD-RX400 rear derailleur delivers exceptional performance for gravel and adventure cycling. This professional-grade component features:
- Shadow Plus design with clutch technology for reduced chain noise and improved stability
- 10-speed compatibility with top normal configuration for reliable shifting
- Direct attachment system ensuring secure and precise mounting
- Premium black finish for durability and style
- Complete installation package including OT-RS900 cable routing hardware
- 240mm outer cable and long nose cap included
- Engineered for demanding off-road conditions while maintaining smooth gear changes
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