Felt IA 2.0 Dura-Ace Di2 Size:48cm This pair of wireless sensors

This pair of wireless sensors use accelerometers to measure speed and cadence and pass the data via Bluetooth or ANT+ to your bike computer

and Final Surge

LOCK & UNLOCK MODES

The Wingspan Elite employs the highest quality neoprene and our proprietary

Felt IA 2.0 Dura-Ace Di2 Size:48cm This pair of wireless sensorsOur world leading IA 2. 0 paired with Shimano's top of the line Dura Ace Di2 group. Race ready and dialed for maximum speed. YOUR PR MACHINE IS HERE The latest version of the IA 2. 0 platform paired with Shimano's leading Dura Ace Di2 group and aero wheelset. Shimano's 12 speed group offers the crisp shifting and the reliability for which Dura Ace is known. Component updates bring wireless shifting and an easier approach to keeping the bike tidy