Brand: Shimano
Name: Shimano Dura-Ace FD-R9250 Di2 Front Derailleur - 2x12-Speed Braze-on Down Swing For 50-55t Max Black/Silver
Model Number: IFDR9250F
UPC: 192790875286
Color: Silver
Total Capacity: 16
Weight: 96 grams
Front/Rear Gears: 2x12
Top Gear Max:55
Chainring Differential: 16
Round/Oval: Round
Material:None