The differential system keeps the sled stable in curves at high speeds, as each ski can rotate at different angles. It features an automatic rope retraction and has space for two seats. The deep claw brake with suspension ensures automatic return to the original position. There are no metal parts, screws, or corrosion, and no assembly is required. Everything operates via a click-on mechanism and has a matte and glossy bi-color finish. All products from Plastkon are made from UV-resistant plastics that withstand low temperatures (down to -30 °C) and normal weather conditions. Additionally, no cadmium is used in the plastic coloring. The products comply with the strict standards ČSN EN 71/3:1996+A1:2001+AC 2002, Announcement No. 84/2001, Regulation EC No. 1907/2006, and ČSN EN 1888:2003+A1:2006+A2:2006+A3:2006.