December 19, 2006 The KTRAK Cycle is an interesting step in the evolution of the mountain bike, in that the retrofit Ktrak rear drive kit and ski transform an ordinary mountain bike into a snow toy. The rear drive is a universal attachment that will fit any mountain bike and prvide traction on previously unrideable surfaces. Scheduled for release in January, the initial price will be in the vicinity of US$300. Via Engadget

View gallery - 7 images