| Specialized Aethos Frameset Introducing the Aethos line: Where Exceptional Light Weight, Perfectly Balanced Ride Characteristics, and Undeniable Style Converge The Aethos frame offers the ultimate ride feel, light weight, and style, making it perfect for steep climbs, technical descents, and all-day comfort. Through innovative design, we've enhanced stiffness and balance without compromising weight or durability, resulting in the lightest frame on the market (585 grams, S-Works, size 56cm). Confidence-inspiring ride characteristics define the Aethos, striking the perfect balance between front and rear stiffness for an exceptional ride quality. Our in-depth study of carbon fiber flexing … | Compare prices2→ |