Excellent Material: It is made of nickel-plated brass with high pressure resistance, high stability, corrosion resistance and durability. Excellent Features: Easy installation, can be connected with short pipes, can be fixed, even after installation, the plastic pipe body can be rotated freely. Precision Design: The pneumatic seal has an oval design, which is easier to disassemble and easier to disassemble. All tapered pipe threads are pre-coated with waterproof PTFE adhesive, and the sealing performance is good. Wide Application: Pneumatic seals can be used to connect polyethylene, nylon and PU pipes , and are mainly used for quick connection of air hoses. High Quality: 100% New high quality pneumatic connectors which have been rigorously and extensively tested to ensure the best quality and safe use before leaving the factory. 'factory.