WHABEST 3k Carbon Fiber Tube 30MM OD X 20MM ID X 980mm (Roll Wrapped) Glossy Carbon Pipe : Amazon.ca: Industrial & Scientific
uxcell Clear Rigid PVC Pipe 1 3/16"(30mm) ID x 1 1/4"(32mm) x 2ft, 0.04" Wall Round Tube Tubing : Amazon.com.au: Home
Amazon.com: Abester ID 25mm x OD 30mm x 500mm 3K Glossy Carbon Fiber Wing Tube (1 Piece) : Industrial & Scientific
OD 35mm ×33mm/(32mm/31mm/30mm) ID 304 Stainless Steel Capillary Tube, Length 500mm Stainless Pipe ( Size : 35x1mm ) : Amazon.co.uk: Business, Industry & Science
Amazon.com: Abester Carbon Fiber Tube ID 25mm x OD 30mm x 1000mm 3K Glossy Surface Roll Pipe (1 Piece) : Toys & Games
Amazon.com: uxcell Clear Rigid Storage Tubing with White Lids 30mm(1.18'') ID x 32mm(1.26'') OD x 0.82Ft Length Round Plastic Polycarbonate Tube : Industrial & Scientific