ITEM NAME:4 x 2.5mm Pneumatic Air Compressor Tubing PU Hose Tube Pipe 6m Black F7N4 4 x 2.5mm Pneumatic Air Compressor Tubing PU Hose Tube Pipe 6m Black F7N4 This PU hose is Industry preferred Pneumatic pressure hose, oil and abrasion resistance, impact resistance, resistance break, good flame retardancy, non-toxic.High elasticity and high elongation, high tenacity, fluid resistance small, small hydraulic loss, Its weight is 30% - 70% of hose. Suitable for industry, agriculture, food, medicine, civil engineering, fisheries, aquaculture, garden irrigation. It is also suitable for some fields—work pressure liquid