Ender pipe OD Bowden Extruder 3 V5 for for ID 3D Filament Teflonto Part 4mm Hotend J-head 2mm 1/2/4M tube Printer 1.75mm PTFE V6 Ender pipe OD Bowden Extruder 3 V5 for for ID 3D Filament Teflonto Part 4mm Hotend J-head 2mm 1/2/4M tube Printer 1.75mm PTFE V6 Ender pipe OD Bowden Extruder 3 V5 for for ID 3D Filament Teflonto Part 4mm Hotend J-head 2mm 1/2/4M tube Printer 1.75mm PTFE V6 Ender pipe OD Bowden Extruder 3 V5 for for ID 3D Filament Teflonto Part 4mm Hotend J-head 2mm 1/2/4M tube Printer 1.75mm PTFE V6 Ender pipe OD Bowden Extruder 3 V5 for for ID 3D Filament Teflonto Part 4mm Hotend J-head 2mm 1/2/4M tube Printer 1.75mm PTFE V6 Ender pipe OD Bowden Extruder 3 V5 for for ID 3D Filament Teflonto Part 4mm Hotend J-head 2mm 1/2/4M tube Printer 1.75mm PTFE V6 Ender pipe OD Bowden Extruder 3 V5 for for ID 3D Filament Teflonto Part 4mm Hotend J-head 2mm 1/2/4M tube Printer 1.75mm PTFE V6 Ender pipe OD Bowden Extruder 3 V5 for for ID 3D Filament Teflonto Part 4mm Hotend J-head 2mm 1/2/4M tube Printer 1.75mm PTFE V6