3D Printer Extruder for Neptune 3 Pro/3 Plus/3 Max 3D Printer, Fully Assemble Du
3D Printer Extruder for Neptune 3 Pro/3 Plus/3 Max 3D Printer, Fully Assemble Dual-Gear Direct Drive Extruder, Official 3D Printer Accessories. Fully assembled extruder for Neptune 3 Pro/3 Plus/3 Max ONLY.