Shimano Ultegra 6870 2X11-Speed Road Bike Di2 Electronic Groupset Built-in type
Its sleek black color and precision Japanese engineering make it the perfect choice for cyclists looking to improve their bike's performance. ST-6870 (Left and Right) (Rim Brake). (300mm x 1, 350mm x 2, 650mm x 1, 1200mm x 2).