uxcell Silicone Tubing 1/4"(6mm) ID X 3/8"(10mm) OD 3.3ft(1m) Silicone Rubber Tube Air Hose Pipe for Pump Transfer Black: Amazon.com: Industrial & Scientific
6 mm Schrumpfschlauch 2 Meter 1 Meter Rot 1 Meter Schwarz 2:1 Verhältnis: Amazon.de: Baumarkt
uxcell Silicone Tubing 1/4"(6mm) ID X 3/8"(10mm) OD 3.3ft(1m) Silicone Rubber Tube Air Hose Pipe for Pump Transfer Black: Amazon.com: Industrial & Scientific