S-Works Aethos 2 - Shimano Dura-Ace Di2 Active Simple hands-free open and close

Simple hands-free open and close valve: Nothing to turn

5” rear for a more responsive and playful ride

parents can easily tune the power of the bike based on their child’s individual riding abilities

Reflective side cinch located in hand pocket for adjusting the length

this increases strength in this crucial zone

S-Works Aethos 2 - Shimano Dura-Ace Di2 Active Simple hands-free open and closeAt just 595 grams, the S Works Aethos 2 is the lightest production road frame in the world. But that was never the point. Built by breaking the rules of racing to deliver pure road riding bliss, Aethos 2 is engineered to disappear beneath you. Impossibly responsive, supple, and sublime. Now with increased tire clearance, refined components, and data based fit enhancing geometry, it brings that transcendent ride feel to more riders than ever. Aethos 2