This derailleur was fitted but never used. The fitting process has generated a scrape on the plate (picture in the description). Comes with battery and charger The Shimano GRX RD-RX827 Di2 12 Speed Rear Derailleur Shadow ES 51T Single is a high-quality rear derailleur designed for cycling enthusiasts. With its sleek black colour and long cage derailleur cage length, this Shimano GRX model is lightweight at 0.434kg, making it easy to install and providing smooth gear changes for a seamless cycling experience. The 12-speed compatibility and Di2 technology ensure precise and efficient performance, ideal for riders looking to enhance their bike's performance on the road or trails.
