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  • Extremely fast and reliable printing with flexible materials such as NinjaFlex and PVA
  • Small light weight package
  • 100% all metal enables reliable and continuous printing up to 315 deg c. 
  • Unlike other extruders (No Teflon tubing or plastic parts inside the hot-end)
  • Like all Micron E.M.E extruders & hot-ends, the Cobra extruder line comes with the patent pending easily replaceable nozzle and guide.
  • It takes less than a minute to switch to a different nozzle size or to a different material, without changing the calibration of the Z height.
  • Test proven with PLA, ABS, polycarbonate, nylon, Carbon PLA, HIPS, Ninjaflex and PVA.
  • High flow rate package available, sold separately.



  • Fans: 30x30x10, 12V or 24V (specify)
  • Heaters: 12V or 24V (specify), 60 watt
  • Thermistors: EPCOS 100K thermistor (B57540G0104F000)


  • Filament size: 1.75mm / 3mm
  • Available nozzles diameter: 0.35mm and 0.5mm.

What you get:
Assembled and tested Cobra 1.75mm "all metal" J head compatible hot end including:

  • 1 x Heater
  • 1 x Thermistor
  • 1 x Fan
  • 1 x "DFGNM" 0.35mm installed.
  • 1 x "DFGNM" 0.5mm replacement