This device is available with diameters of 2, 3, 4, 6, 9 and 13mm and connections of M3, M5, G 1/8, G 1/4, G 3/8 and G1/2. Its threaded connection boasts a metric thread with a sealing ring and a G thread with a sealing ring. It is available with either a shut-off on one side or on both sides. It is ISO 4414 compliant for safety coupling norms.