OMTOOLS HGZC series dampers this product uses airbag type air spring with strong durability, long service life and light weight. It has the advantages of stable vibration, adjustable damping rigidity, short stabilization time, fast response speed and high repeatable level positioning accuracy. Large bearing capacity, low natural frequency, small loss, fast dynamic response, easy and fast installation. After the first adjustment level used, the next use can be automatically adjusted level, general 4(or more) together with a complete set of use。