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MK4 kit shipping from $50 (DHL)

Spare Parts Bundle (MK4)

A convenient set of spare parts and extra fasteners for maintenance and easy repairs of the Original Prusa MK4 printer or MK3.9 upgrade.

Not compatible with

This product includes:

  • Full set of prelubricated bearings ( 6pcs LM8UU, 2pcs LM10LUU)
  • Bearing lubrication set
  • Heatbed thermistor set
  • Hotend fan and part cooling fan
  • Assembled hotend with 0,4mm nozzle (hotend block, heater, thermistor, 0,4mm Prusa nozzle brass)
  • Assembled hotend heatsink (heatsink, loadcell, filament sensor)
  • Prusa Nextruder sock
  • Nozzle thumb screws 2pcs
  • Extra "Spare MK4" bag (bearing pads, motor pad, thermal pads, various parts for extruder assembly)
  • Fan shroud for part cooling fan (printed from PCCF)
  • Various spare screws and nuts
  • Zip ties 20pcs
  • Cleaning needle and IPA pad


To replace the part/s, please consult our Assembly Manuals. Make sure to follow the manual for your printer model.


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In stock

Preparation time: 1-3 business days.

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