Feature: 1. Better Design: Mini design, fine manufacturing, powerful functions, takes up small space, enhanced piston sealing performance, and oil storage function. 2. High Strength: Has sufficient strength and rigidity to ensure the correct position of each moving part, normal operation, low vibration and work noises. 3. Reliable Work: Lubrication free, corrosion resistant and high temp resistant body. Using high temperature sealing material, can work normally at ‑5~70℃. 4. Good Material: Aluminium alloy shell, light in weight, strong cooling, front and rear covers are anodized hard anodized, with good corrosion resistance. 5. Easy to Install: Comes with a light weight and a compact size, the installation is very convenient, and can be quickly completed within several minutes. Specification: Item Type: Air Cylinder Material: Aluminium Alloy Inner Diameter: Approx. 20mm / 0.79in Action Type: Double Action Working Medium: Air (filtered by a filter screen above 40μm) Working Pressure Range: 0.1-0.8Mpa Guaranteed Pressure Resistance(kgf/cm²): 1.35Mpa(195psi)(13.5bar) Operating Temperature Range: -5~70℃ Use Speed Range: 30-800mm/s Buffer Type: No Buffer Nozzle Diameter: PT1/8 End Cap Thread: M22 x 1.5. Package List: 1 x Air Cylinder Note: Do not use overpressure.