CDM2B Series Small MINI Flat Tail Single Action Spring Return Pneumatic Air Cylinder adopts a long-life design, which is easy to install; compact, lightweight, excellent dust-proof performance, special design of piston rod seal ring, which can adapt to the poor working environment. 1. Long-life design. 2. Easy to install. 3. Excellent dust-proof performance, special design of piston rod sealing ring, can adapt to a poor working environment. 4. The sealing ring can be replaced, greatly extending the service life of this series of cylinders.