Features: 1) Stroke range: 5-50 bore range: 12-100 2) Anodized aluminum body for superior wear resistance 3) Adjustable cushion: adjustable cushion is in the front and end cover for shock 4) Long-living and new materials seal qualifies reliable operation 5) The quick reaction ways to the order as well as the exact orientation 6) Magnetic: sensor could be used for position the magnetic type cylinder 7) High-temperature type: high-temperature type cylinder is optional; the special seals are suitable to be adopted under the temperature of up to 150