Zipp Vuka Aerobar Extensions - Evo 110, Carbon, High Shimano Deore 11 Speed The Shimano Ultegra Di2 electronic

The Shimano Ultegra Di2 electronic shifting system takes performance to the next level

lightweight tires with low rolling resistance for maximum safety with minimum effort

causing a feeling of coolness

Aerolite sole is designed to maximize aerodynamics and power transmission on the bike

Zipp Vuka Aerobar Extensions - Evo 110, Carbon, High Shimano Deore 11 Speed The Shimano Ultegra Di2 electronicThe Vuka Clip On is all about providing the ultimate in fit, security, and adjustability for you to be faster and more efficient in your triathlon or time trial aero position. Offered in affordable aluminum or high performance carbon fiber, in both above and below bar configurations. Additional risers, armrests and aero accessories available for fine tuning and maintenance.