SHIMANO Ultegra Di2 R8150 Front Derailleur - 12-Speed - Braze-On wahoopromo For Ultegra 6703 and 105

For Ultegra 6703 and 105 5703 triple drivetrains

Barrel bosses at the dropouts and crown

Use of a clutch-style rear derailleur is recommended

Pocket Shock DXG Shock Pump

It measures 30 x 115 cm and is highly absorbent

SHIMANO Ultegra Di2 R8150 Front Derailleur - 12-Speed - Braze-On wahoopromo For Ultegra 6703 and 105More compact and faster than ever, the ULTEGRA R8150 front derailleur performs digitally precise front shifts under any circumstances. Combining Shimano's new Di2 platform and the road incarnation of HYPERGLIDE+, the ULTEGRA R8150 front derailleur shifts between chainrings with our fastest, most seamless action. Shimano's fastest ever front shifting, 45% faster than FD R9150 Smaller, sleeker, lighter Frontal area reduced by 33% Weight cut to 116 g Top