Cheap And Discounts 1M/2M PTFE Tube 2*4MM For 1.75mm Filament ID1.9mm OD4mm Capricornus Tube Hotend Bowden Extruder for CREALITY Ender 3D Printers Wholesale. Buy Directly From Merchant 3D-Printer Parts Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.