The aluminum tube in this set is lightweight yet durable, providing a sturdy conduit for air transfer. The check valve ensures one-way air flow, preventing backflow and maintaining consistent pressure. enhancing the overall efficiency of your air compressor. Features -Color:Silver -Material:Stainless steel+aluminum -Size:40.00X1.80X1.60cm/15.72X0.71X0.63in - performance: constructed from materials, these hoses ensure stable and performance, reducing the need for frequent maintenance and replacements -Enhanced protection: the hoses provide excellent protection against overpressure and leaks, safeguarding your equipment and ensuring safe operation -Industrial application: ideal for various industrial applications, these hoses are for use in manufacturing, construction, and other demanding environments -Userfriendly: the flexible design of these hoses makes them easy to handle and install, providing a experience for users -Reliable operation: these hoses are designed to maintain consistent performance, ensuring your air compressor system runs smoothly and efficiently Package list: 1 Compressor Hose