Set consisting of the CR (Chrome) open-air cap and matching air head for needle/nozzle 0.2 mm. Note the new marking of the size of the air head, the 0.2 mm has 2 grooves. The 0.15 mm has 1 and the 0.4 mm has 4. Do not confuse them because then it will no longer work. Also fits the Ultra, Evolution, Grafo and Colani
