Plastic Pipe Rigid Tube Clear 0.31"(8mm) ID 0.4"(10mm) OD 6" (150mm), 5pcs - Bed Bath & Beyond - 36759850
18FT 10mm Inner Dia Clear Plastic PVC Hose Pipe Tube for Tank Air Pump - Walmart.com
Plastic Pipe Rigid Tube Clear 0.31"(8mm) ID 0.4"(10mm) OD 6" (150mm) for Lighting, Water Plumbing, Pack of 3 - Walmart.com
Amazon.com: MECCANIXITY Plastic Pipe Rigid Polycarbonate Round Tube Clear 0.4"(10mm) ID 0.47"(12mm) OD 6" (150mm) High Impact for Lighting, Models, Water Plumbing, Pack of 5 : Industrial & Scientific
20pcs Abs Round Tube Hollow Circular Plastic Pipe Dia 2mm 4/6/8/10mm For Diy Model Toys Handmade Buidling Parts L 250mm - Parts & Accs - AliExpress
Amazon.com: PU PG Pneumatic Connector 4mm 6mm 8mm 10mm Plastic Pipe Fitting Hose Quick Air Valve PG6-4PG6-8PG6-10 Push In Straight Connector 1Pcs (Color : PG10-6) : Industrial & Scientific