Aethos 2 Pro - Shimano Ultegra Di2 Mountain while maintaining active suspension for

while maintaining active suspension for effective bump force management

but high enough to utilize with 650b wheels if that’s your jam

approximate weight 615g

this sock offers all-day comfort with added breathability

Feel the difference with the all-new Sirrus

Aethos 2 Pro - Shimano Ultegra Di2 Mountain while maintaining active suspension forWith a 705g frame, the Aethos 2 is the lightest bike in its class . But weight was never the point. Built by breaking racings rules to deliver pure road riding bliss, its engineered to disappear beneath you: 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 breaks the rules, for the love of the ride. Use