Shimano Dura-Ace FD-R9250 Di2 Front Derailleur - 2x12-Speed Braze-on Down Swing For 50-55t Max BLK/Silver Speed-1x12 Color Black Defined Color Black

Color Black Defined Color Black Front Axle 15mm Thru x 110mm Hub/Brake Compatibility Center-Lock Disc ISO Diameter 622 / Road / 29" Rim Width (Internal) 25 Tire Type Tubeless Ready Clincher Valve Presta Wheel Size 29"

Collarbone protection edges

Color Light Blue Weight 68 Adhesive Yes Material Cork Defined Color Blue keyword search Quantity Break

48mm - 50mm chainline depending on the crankset

Shimano Dura-Ace FD-R9250 Di2 Front Derailleur - 2x12-Speed Braze-on Down Swing For 50-55t Max BLK/Silver Speed-1x12 Color Black Defined Color BlackShimano Dura Ace FD R9250 Di2 Front Derailleur 2x12 Speed Braze on Down Swing For 50 55t Max Black Silver. Despite its smaller lighter design the Shimano Dura Ace FD R9250 offers ultra fast front shifting. Fast Di2 shifting performance Smaller sleeker lighter Frontal area is smaller than previous designs to reduce aerodynamic drag Top gear teeth capacity: 50 55t TECH SPECS Double or Triple Double Drivetrain Speeds 12 Derailleur Capacity 16 Front