Castelli Aero Kid Jersey Size:4A

Castelli Aero Kid Jersey Size:4AMade for speed and comfort. OVERVIEW When Castelli engineered the first aero jersey for road racing back in 2006, everyone thought we were crazy, even a few of the pro riders. Back then, aero was only for TTs. Performance clothing meant moisture management. And you could win the Tour de France with a baggy jersey that was little more than a polyester T shirt with pockets on the back. Even our aerodynamic consultants expected limited, if any, gains, so

5 kgs (single boot)

The Shimano HG601 105 5800 11-speed Chain offers smooth and reliable shifting in a lightweight package

MAKE FRIENDS WITH THE WIND: You can

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while its compact size keeps the weight down - without sacrificing the important data that drives you to peak performance

or onto the chamois itself

Speed: 3 speeds of vibration

the bar is perfectly suitable as a nutritious snack during the day

Size: Medium (Orange) - 17

Compatibility: Pairing requires an Android phone or tablet

Fast rolling midsection with ramp-like lugs

A B U S Q U I N SY S T E M – NEVER BIKE ALONE