Shimano FD-R8150 Ultegra Di2 12Spd Front Derailleur Braze-On bags 3mm W - Steel -

3mm W - Steel - 2 pcs

- Low battery indicator

The Occipital Base Adjustment optimizes comfort by personalizing fit to individual head shape and helmet angle can be adjusted for compatibility with glasses

this may affect the touch screen ability

reaching previously unattainable levels of lubrication and protection

Shimano FD-R8150 Ultegra Di2 12Spd Front Derailleur Braze-On bags 3mm W - Steel -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. Our fastest ever front shifting, 45% faster than FD R9150 Smaller, sleeker, lighter Frontal area reduced by 33% Weight cut to 116 g Top gear teeth capacity: 50 52T