With a 705g frame, the Aethos 2 is the lightest in its class. But weight was never the point. Built by breaking racing's rules to deliver pure road riding bliss, it's engineered to disappear beneath you: responsive, supple, and sublime. Now with increased tire clearance and data-based fit-enhancing geometry, it brings that transcendent ride feel to more riders than ever. Aethos 2 breaks the rules, for the love of the ride. Use - Performance Road Riding Frameset -705g Fact 10r Frame / Fact 10r Fork Fit - Performance Endurance with Increased Stack Seatpost - Roval Alpinist