Shimano Ultegra R8170 12 Speed Di2 12 Speed Groupset, Hydraulic Disc Brake

• 11-30T Ultegra R8100 cassette. • Shimano 8170 left and right shifters. • Shimano 8150 front and rear derailleurs. • Shimano RT-MT900 rotors: 160mm (front) and 140mm (rear). Two dust covers are missing from the brake calipers.

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