Round Tube Steel Tube Black Welded Length 500 mm 114.3 x 4.0 mm : Amazon.de: Business, Industry & Science
V2A Stainless Steel Round Tube Diameter 48.3 x 2.0 mm (1 1/2 Inch) Polished Grain 240 to 2 m Length Selectable Length: 48.3 - 0.3 m : Amazon.de: DIY & Tools
Ventilation Pipe Diameter 150 mm Length 0.5 m Made of ABS Plastic Round Duct Exhaust Duct Extractor Duct Diameter 15 cm and 50 cm Long Round Pipe System : Amazon.de: DIY & Tools