Schrumpfschlauch Isolierschlauch 2:1 (D=3,2mm/d=1,6mm) Länge 15 m Schwarz in praktischer Spender Box : 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
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