Break the Rules 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. Use - Performance Road Riding Frameset - 705g FACT 10r Frame / FACT 10r Fork Fit - Performance Endurance Cockpit and Wheels - Roval Alpinist Integrated Cockpit II and CL II wheels Drivetrain - Shimano Ultegra Di2 Weight - 6.73kg 56cm   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 Seat Binder Specialized Alloy 30mm Stem Future Stem Comp Tape Supacaz Super Sticky Kush Handlebars Roval Alpinist Cockpit II Integrated Bar/Stem SeatPost Roval Alpinist Carbon Seatpost Saddle Power Pro Mirror Hollow Ti rails Front Brake Shimano Ultegra BR-R8170 hydraulic disc Rear Brake Shimano Ultegra BR-R8170 hydraulic disc Rear Derailleur Shimano Ultegra Di2 R8150 12-speed Front Derailleur Shimano Ultegra Di2 R8150 braze-on Shift Levers Shimano Ultegra Di2 R8170 hydraulic disc Cassette Shimano Ultegra 12-speed 11-30t Chain Shimano XT M8100 12-speed w/ quick link Crankset Shimano Ultegra R8100 with 4iiii Precision 3+ single-sided Power Meter 52/36t Chainrings Narrow Wide Steel 42T Bottom Bracket Shimano Threaded BSA BB Pedals N/A 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 Front Hub DT for Roval 350 hub Rear Hub DT for Roval 350 hub Spokes DT Swiss Aerolite spokes Front Tire S-Works Turbo TLR Race Tire 700x28c Rear Tire S-Works Turbo TLR Race Tire 700x28c Inner Tubes 700x25-35 50mm Presta Valve TPU Weight Size 56 - 6.73 kg 14 lb 13.4 oz tubeless * Weights based on production painted frames as pictured. Actual weights will vary based on colourway frame size and component variation. Specifications are subject to change without notice. As with any product specification is subject to change without prior notification. You are advised to confirm current specification before buying.