Principia Race Frame Set Revolution 2007/2008 PMA -incl. Fullcarbon-fork and headset- former RRP: 1989.00 EUR !!! Principia’s flagship aluminium model with incredible stiffness and low weight that transforms all your power to speed. Principia Diet Process takes weight off the frame without compromising stiffness and stability, and in combination with the Ellipse Project technology, this makes Revolution one of the fastest bikes in its class. The Revolution frame 2007 is available only in white.   It is not a "SX" frame, you can find elswhere in the web. Framesize: 51cm.