Vittoria Corsa Pro Speed Tire - 700 x 30 Tubeless Folding BLK/Para Race Graphene G2.0 Model=40 EC Headset Chainrings are surface treated for

Chainrings are surface treated for longer life

20x110mm Boost DH axle for torsional stiffness

An easy access waterproof inner bag is included to keep contents completely dry

} Carbon Fibre barrel

Vittoria Corsa Pro Speed Tire - 700 x 30 Tubeless Folding BLK/Para Race Graphene G2.0 Model=40 EC Headset Chainrings are surface treated forDesigned specifically for time trial and triathlon Corsa Pro Speed revolutionizes the racing experience of pro riders and performance oriented amateur riders. By seamlessly tapering the tread into the sidewall the Corsa Pro Speed construction combines the Graphene + Silica compound ultra supple cotton casing and updated tread pattern all electrically cured to minimize rolling resistance. The results of internal testing show an improvement in rolling