Product introduction：1. Reduce fixation and extend quickly 2. Smooth motion can also be achieved at a speed of 0.5mm/s (1 mm/s below Φ16) 3. The minimum operating pressure is halved (compared to our company) 4. Improved performance (new structure the same as standard products) 5. Can be installed interchangeably with standard products 6. With magnetic switch (CDJ2X-Z series: CDJ2X-Z, CDM2X-Z series: CDM2X, CDQSX series: CDQSX, CDQ2X series: CDQ2X, CDUX series: CDUX)