Amazon.com: uxcell 2pcs Clear Rigid Acrylic Pipe 6mm(1/4") ID x 8mm(5/16") OD x 0.5m(20") Round Tube Tubing : Industrial & Scientific
Amazon.com: 8mm Tubing
Amazon.com: 8mm Tubing
Quickun Pneumatic Tubing 8mm x 5mm PU Polyurethane Tube Air Hose Line for Air Compressor Fitting or Fluid Transfer (Clear 32.8ft/10Meters) - - Amazon .com
Amazon.com: MECCANIXITY Clear Storage Tube Plastic Round Tubing with Caps 0.82ft Length 1.26 and 1.7 Inch Diameter for Item Stored : Industrial & Scientific
MECCANIXITY Acrylic Pipe Rigid Round Tube Clear 8mm ID 12mm OD 305mm(12") for Lamps and
Beduan 8mm x 5mm Clear Pneumatic Tubing Pipe PU Polyurethane Air Compressor Tubing Hose Pipe Line Fluid Transfer 39.4ft 12 Meter