SHIMANO Ultegra Di2 R8150 Front Derailleur - 12-Speed - Braze-On garminpromo Riders want the derailleur to

Riders want the derailleur to do its job shifting on command

steel rails

A high seat and stable platform mated to an adjustable frame provide a comfortable and confident ride

The chrome hardened pin construction provides longer chain life

SHIMANO Ultegra Di2 R8150 Front Derailleur - 12-Speed - Braze-On garminpromo Riders want the derailleur toMore 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