5 Pcs Stainless Steel Throat Pipe Extruder,M6x40mm/50mm Barrel Nozzle Throat with PTFE Tube,6 mm Thread Diameter Nozzle Neck for 1.75 mm Filament 3D Printer MK8 Extruder(M6*40mm)

Features: The M6 screw part is made of high quality stainless steel, is and has a long service life. Inside is a PTFE tube that ensures a smooth passage of the filament. Comes a total of 5 pieces in one pack and you can use them for quite a long time. Widely used and suitable for any 3D printer extruder that uses 1.75 mm filament. Great parts to build a 3D printer or use as a replacement for old or broken parts. Technical data: Material: stainless steel, PTFE Size: M6 * 40mm, M6 * 50mm (optional) Thread diameter: 6 mm Thread ID: 4mm (one end), 2mm (the other end) PTFE tube length: 20 mm PTFE tube outer diameter: 4 mm PTFE tube ID: 2 mm Suitable for: 1.75 mm filament Quantity: 5 pieces Package includes: 5 pieces x nozzle throats