Double piston pole supplise high anti-bending and anti-torsion, which can ensure the service life and excellent guiding performance of cylinder.The pneumatic cylinder is made of aluminum alloy, with a thickened cylinder body that is corrosion-resistant and rust resistant. It has good sealing performance and durability, suitable for long-term use.Cylinders are widely used in pneumatic systems, such as automation equipment, punching machines, pneumatic system maintenance, valve switching, etc.