PTFE tube 3.2x4.8mm for 1.75mm filament - Printer Box
3D Printer 1M x PTFE Tube for 1.75mm Filament. ID 2mm OD 4mm – Printme
China Ptfe Tube For 1.75mm Filament | BESTEFLON factory and suppliers | Besteflon
5pcs 3d Printer Parts Reprap Mk8 3d Printer Throat M6 * 26mm 30mm 40mm Heat Break Throat With Ptfe Tube For 1.75mm/3.0mm Nozzle - 3d Printer Parts & Accessories - AliExpress
Amazon.com: Aokin 1.5m Blue Bowden PTFE Tubing for 1.75mm Filament with 2 Pcs PC4-M6 Fittings and 2 Pcs PC4-M10 Pneumatic Fittings for Creality Ender 3/3 Pro, Ender 5/5 Pro, CR-10/10S 3D Printer,