Volcano Hotend,Titan Extruder,Dual Driver Extruder.Prusa MK2/MK2S/MK3/MK3S and All V6 hotend printers.But if use on Ender 3 or other 3D printer,you need a V6 Adapter Mount. V6 Brass Nozzle or Hardened steel Nozzle or Plated Copper Nozzle 0.4MM (1.75MM for V6 Hotend) x 1.
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