4-fold-Plastic hose With black PVC coating, Single hoses Polyamide Natural- Blue- Green- And Red, Temperature range -40…80°C; Outside diameter: 4mm, Inside diameter: 2,7mm; Operating pressure at 23°C 23bar; Multiplier for operating pressure 30°C = 0,87 / 80°C = 0,50; Vacuum -0,87bar