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uxcell 304 Stainless Steel Round Tube 12mm OD 1mm Wall Thickness 300mm Length
Amazon.com: MECCANIXITY Acrylic Pipe Rigid Round Tube Clear 12mm ID 16mm OD 305mm(12") for Lamps and Lanterns,Water Cooling System : Industrial & Scientific
uxcell Silicone Tube 12mm ID X 14mm OD 3.3' Flexible Silicone Rubber Tubing Water Air Hose Pipe Translucent for Pump Transfer
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