With a 705g frame, the Aethos 2 is the lightest bike 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, 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. At a Glance Use Performance Road Riding Frameset 705g FACT 10r Frame / FACT 10r Fork Fit Performance Endurance Cockpit & Wheels Roval Alpinist Integrated Cockpit II and CL II wheels Drivetrain SRAM Force AXS Weight 6.71kg (56cm) Technical Specifications Frame Aethos 2 FACT 10r Carbon, Rider First Engineered™, Threaded BB, Hidden Cable Routing, 12x142mm thru-axle, flat-mount disc Fork Aethos 2 FACT 10r Carbon, 12x100mm thru-axle, flat-mount disc Brakes Front Brake SRAM Force E1, hydraulic disc Rear Brake SRAM Force E1, hydraulic disc Drivetrain Bottom Bracket SRAM DUB BSA 68 Chain SRAM Force 12-speed Shift Levers SRAM Force AXS E1 Rear Derailleur SRAM Force AXS E1, 12-speed Front Derailleur SRAM Force AXS E1, braze-on Crankset SRAM Force E1 with Power Meter, 48/35t Cassette SRAM Force, 12-speed, 10-33t Wheels & tires Inner Tubes 700x25-35, 50mm Presta Valve, TPU Front Tire S-Works Turbo TLR Race Tire, 700x28c Rear Tire S-Works Turbo TLR Race Tire, 700x28c Front Wheel Roval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready Rear Wheel Roval Alpinist CL II, 21mm internal width carbon rim, 33mm depth, Win Tunnel Engineered, DT for Roval 350 hub, DT Swiss Aerolite spokes, Tubeless Ready Cockpit Handlebars Roval Alpinist Cockpit II, Integrated Bar/Stem Saddle Power Pro Mirror, Hollow Ti rails SeatPost Roval Alpinist Carbon Seatpost Seat Binder Specialized Alloy, 30mm Tape Supacaz Super Sticky Kush Weight 6.71 kg (size 56cm)