Upgr8 Universal Inner Diameter High Performance 5 Feet Length Silicone Vacuum Hose Line (3MM(1/8 Inch), Red) Inside Diameter: 1/8" (3mm). Outside Diameter: 9mm. Length: 5 Feet (60 Inch). Wall Thickness: 3MM. Work pressure: 0.3 to 0.9 MPA. Min temperature: -40 C. Max temperature: 220 C/428 F. Bursting Pressure: 2MPA.