Continental Grand Prix 5000 S TR 700x25 Black Copertoncino A new era has arrived, now also Tubeless Ready The best handywheel cover in its field brings performance to a new level. Run faster, with more comfort and with better protection from dripping. Built to give the best! After 14 years and numerous special editions, the popular GP 4000 has been updated and the GP 5000 was born. The GP 4000 S II is recognized by everyone as the first of the class, a coverage with excellent and super reliable performance. Now, after 14 years from the presentation of the first GP 4000, the legendary Continental has been completely revised and was better in every single area, including the most recent Tubeless version. The GP 5000 S TR is similar to the standard version but adds a waterproof layer in the.