The Specialized S-Works Power Saddle is the pinnacle of high-performance design, featuring an ultra-light FACT carbon shell and oversized rails. With a Body Geometry design catering to both men and women, it ensures superior comfort and support in all riding positions. Lab-tested for blood flow, the extra-wide channel and proper sit bone support guarantee all-day comfort. The super-light PU padding offers support on longer rides, and the saddle is SWAT-compatible for integrated storage solutions. The stiff carbon fiber shell is tuned for support and ride compliance, making it a top choice for those seeking the most direct connection to the bike. Available in 130mm (157g), 143mm (159g) and 155mm (151g)sizes. Note: Oversized 7x9mm carbon rails are not compatible with side-load clamp mechanisms for 7mm round rails.