Argon 18 Gallium Pro Rim Shimano Ultegra Di2 11 Speed - Black 2020 DEMO Nutrition_Chews EXT has undergone extensive testing

EXT has undergone extensive testing at Vittoria’s laboratory and on thousands of miles of road on the wheels of a number of professional teams

Apply Chamois Butt'r directly to skin or your chamois pad for immediate relief and comfortable miles on all of your adventures

Its machined aluminum cylindrical construction is sleek

Precise electrolyte replenishment

Argon 18 Gallium Pro Rim Shimano Ultegra Di2 11 Speed - Black 2020 DEMO Nutrition_Chews EXT has undergone extensive testingFrame Carbon Fork Carbon Headset Argon 18 3D Seatpost Carbon Shifters Shimano Ultegra Di2 11spd Rear Derailleur Shimano Ultegra Di2 Front Derailleur Shimano Ultegra Di2 Brakes Shimano Ultegra Rim Brake Rotors n a Thru Axles Quick Release Crankset Shimano Ultegra w Pioneer Power Meter Bottom Bracket Shimano Handlebar FSA K Force carbon Stem FSA aluminum Saddle Prologo carbon Cassette Shimano Ultegra Chain KMC Wheels Devox aluminum Tires Vittoria