Skatetec Aluminiumsbru Til LengdeløpOur tubes are the result of nearly two decades of experimentation and refinement. We are the only skate company that offers tube profiles that are not simply curved but include features such as flat points and ridges to improve their performance. The features on our tubes are strategically included to influence how the tube bends under the pressure of a stroke, and to improve performance. We have validated our tube designs with mathematical modelling