Fizik Antares R1 Saddle Carbon Braided Black StandardThe Fizik Antares R1 Saddle has a wide base and is designed for those in the Chameleon Spinal Flexibility Category. This saddle has a Composite Carbon Co-Injected Nylon Wing Flex to keep it light weight, and allow it to flex with your movements. The double carbon shell gives a unique weight distribution. The rails are carbon braided and measure 7x9mm. There is a Black Gummy Microtex Cover in the seat and Black Microtex Thigh Glides. Weighs only 165 grams. This seat is compatible with Fizik’s Integrated Clip System.8021890443878