SHIMANO GRX Di2 RX825 12-Speed Groupset
The contents of the groupset
Dual Control Lever / Brake Caliper : ST-RX825/BR-RX820 Left/Rear 1700mm + ST-RX825/BR-RX820 Right/Front 1000mm (J-kit) -wireless shifting-
Crankset: FC-RX820-2 48×31T (Please Choose)
Front Derailleur: FD-RX825-F
Rear Derailleur: RD-RX825 LOW:36T
Cassette: CS-R8101 11-34T or CS-HG710 11-36T
Chain: CN-M8100 116L
Rotor: RT-CL800 INT (Please Choose)
E-Tubes: EW-SD300 900mm + 1200mm
Battery: BT-DN300
Charging Cable: EW-EC300