Features *Made of nylon material with copper accessories. *Used widely to connect air compressor, is easy to install. *Comes with 4 pieces of copper lock cores parts. *Connect the air compressor pressure switch and check valve. Specifications Product name: Air Compressor Nylon Hose Material: Nylon, copper Color: Black Length: (Approx. ) 300mm/11.8' Pipe outer diameter: 6mm Suitable for: Connect the air compressor pressure switch and check valve Quantity: 1pc Package Content 1*Air Compressor Nylon Hose Note 1.Transition: 1cm=10mm=0.39inch. 2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 3. Please allow slight manual measurement deviation for the data.