SHIMANO GRX Di2 RD-RX827-SGS SHADOW Rear Derailleur
Fully wireless shifting for peace of mind on rough gravel terrain
» Robust Design: Wide link construction, skid plate design, durable aluminum plates and heavy-duty pulleys ensure robustness and a long life.
»RD Protection: The new Automatic Impact Recovery function returns the derailleur to its original position even after an impact.
»SHIMANO SHADOW ES: Shimano's innovative technology, SHADOW RD+, which pursues chain stability, has evolved to be even slimmer and more powerful.
» Battery Protection: The battery is safely enclosed to withstand rough roads and is easily removable for charging.
Note: The battery (BT-DN320) and the charger (EC-DN100) are sold separately