shimano Dura Ace Di2 R9270 2x12 Speed Groupset Road Disc Brake Groupset cassette:11-34T the full braking force is

the full braking force is available to you more quickly

36t-max derailleur is compatible with 10-36

Tipping the scales under 100 grams

Total capacity: 38T

Model Type: Metal

shimano Dura Ace Di2 R9270 2x12 Speed Groupset Road Disc Brake Groupset cassette:11-34T the full braking force isDura Ace ST R9270 Di2 2x12 Speed Shifter Set Dura Ace BR R9270 brake calipers(front & rear) Dura Ace FD R9250 Di2 2x12 speed Front Derailleur Braze On Dura Ace RD R9250 Di2 12 speed Rear Derailleur Dura Ace CS R9200 cassette(11 30T 11 34T) Di2 Battery BT DN300 (For built in installation in the seat post) Di2 Battery Charging Cable EW EC300 Di2 Electric Wire EW SD300