JKQ series lockable pneumatic springs are the functional parts for chairs for offices, production activities, households, and leisure bars, They have the following features;

1. Utilizing the gas compressibility to generate power and damping, and thus increase the comfortability and prolong service life of the components;

2. Their stroke and push force may be adjusted according to the working conditions and environment;

3. Moving downwards and upwards freely and keeping at good balance and low-noise;

4. Rated olad in 1000N;

5. They have a long service life and may normally operate under ambient temperature -20º C to 50º C.