Shimano GRX RD-RX825 Shadow+ Rear Derailleur 12s & Max 36t Black
£289.14
SHIMANO´s GRX Di2 12-speed rear derailleur features a built-in wireless connectivity unit and charging port, ensuring fast and reliable shifting for mixed-terrain riding and easy recharging. Integrated SHADOW RD+ technology prevents chain slap and ensures precise shifting even on rough terrain. Open full product description
