The Specialized Aethos Comp is the lightest high-end carbon road bike on the market. It has a balanced and aerodynamic geometry, with internal cable routing and a tapered head tube. It features a Sram RIVAL AXS electronic drivetrain and SRAm hydraulic brakes. It comes with Roval Alpinist carbon wheels and S-Works Turbo tyres. It is a fast, agile and comfortable bike, ideal for riders looking for exceptional performance on all types of roads. FRAME Frame - Tarmac SL6, FACT 9r carbon, Rider-First Engineered™, threaded BB, internally routed, 12×142mm thru axle, flat-mount disc mount. Fork - FACT Carbon, 12x100mm thru-axle, flat-mount disc WHEELS Rear wheel - DT Swiss R470 rim, 20mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples. Front wheel - DT Swiss R470 rim, 20mm internal width, tubeless ready, 24h, Specialized full sealed bearing thru axle hub, centerlock disc, DT Swiss Champion 14G stainless steel spokes, DT Swiss brass nipples. BRAKES Front Brake - SRAM Rival 1, hydraulic disc Rear brake - SRAM Rival 1, hydraulic disc REAR DERAILLEUR Rear derailleur - SRAM Rival eTap AXS Bottom Bracket - SRAM DUB BSA 68 Shifters - Shimano 105 Disc R7020 Chain - SRAM Rival 12-speed Front derailleur - SRAM Rival eTAP AXS, braze-on Cassette - SRAM Rival, 12-speed, 10-36t Chainring - 48/35T HEADSET Handlebar - Specialized Shallow Drop, 6061, 70×125 mm, 31.8 mm Seat clamp - Specialized Alloy, 30mm