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16mm OD x 2m Seamless 316 Stainless Steel Tubing: Amazon.com: Industrial & Scientific
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Amazon.com: METALLIXITY 6063 Aluminum Tube (16mm OD x 7mm ID x 300mm L) 3Pcs, Aluminum Round Tubing - for Home Furnishing, Machinery, DIY Handicraft : Industrial & Scientific
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Amazon.com: ARRIS 330mm 16mm x 18mm x 330mm Glossy Surface 3K Roll Wrapped 100% Pure Carbon Fiber Tube for Quadcopter Multicopter (2PCS) : Industrial & Scientific
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Amazon.com: Othmro 0.63"(16mm) Dia Soft Silicone Bending Insert Tube for Rigid Tubing, 3.28 ft Shaping Acrylic Rigid Tubing Repairs Accessory Bending Cord Red 1Pcs : Industrial & Scientific
Amazon.com: PrimoChill 12mm ID x 16mm OD Rigid PETG Tube – 6 x 30in. – Clear : Electronics
Amazon.com : Rubber for Spearfishing Speargun Band/Sling 5/8 inch (16mm) by The Foot - Variety of Colors - Prime Line Natural Rubber (Amber, 3 Foot) : Sports & Outdoors
uxcell Silicone Tube 16mm ID X 20mm OD 3.3' Flexible Silicone Rubber Tubing Water Air Hose Pipe Translucent for Pump Transfer
Amazon.com: US WHABEST 1Pcs Carbon Fiber Tube 3k High Gloss 20mm OD x 16mm ID X 1000MM Long (Roll Wrapped) /Tubing/Pipe/Shaft : Industrial & Scientific