Prusa MK2, MK2.5(s), MK3(s) to...
Prusa MK2, MK2.5(s), MK3(s) to...
Prusa MK2, MK2.5(s), MK3(s) to...
Prusa MK2, MK2.5(s), MK3(s) to...

Prusa MK2, MK2.5(s), MK3(s) to Caribou 420 Upgrade Kit

€325.00

Upgrade your Prusa MK2, MK2.5(s), MK3(s) to a Caribou 420 with a much sturdier frame based on 30mm x 30mm  aluminium extrusions. Optional get 10mm rods on each axis and the bed carriage supported by aluminium blocks
 
Printed parts can be ordered for MK3 Rel. 3. only
.  STLs for MK2, MK2.5 are available on github.

Please allow up to 10 days before shipping when you order plastic parts.

 

Printed Parts
  • no
  • PETG translucent green
Print PSU
  • -
Print Extruder
  • -
Print Display
  • -
Rod diameter
  • 8mm
  • 10mm
Carriage
  • MK52

 

 

Print height is 420mm. This kit allows upgrades:

  • Prusa MK2 -> Caribou MK2
  • Prusa MK2.5(s) -> Caribou 2.5(s)
  • Prusa MK3(s) -> Caribou MK3(s) 

  
A detailed assembly Manual for Rel 3. is available in English and German!

Please download here: https://caribou3d.com/en/content/9-build-manual

 

Firmware

Compiled firmware is available here: https://caribou3d.com/en/content/10-caribou-firmware

Source code is available on github: https://github.com/Caribou3d/Caribou-Firmware

  

Plastic parts

Plastic parts can be ordered for MK3(s) Rel. 3. Please see below for options.

STLs and STEP files are available on github: https://github.com/Caribou3d/Caribou-MK3

Caribou 420 upgrade kit contains:

  • Flextube 12.4mm (set with 70cm)
  • Flextube 6.4mm (set with 140cm)
  • Nylon Filament  (170cm)
  • LCD sleeve (45cm)
  • Zip tie bag
  • Slot cover 50cm
  • x-axis Extrusion (set of 3) 354mm (8mm version), 359mm (10mm version)
  • y-axis Extrusion (set of 2)
  • z- axis Extrusion 430mm  (set of 2) 
  • 360mm rod (set of 2)
  • 522mm rod (set of 2)
  • z-Motor 520mm, 400mm cable + POM nut
  • z-Motor 520mm, 600mm cable + POM nut
  • 16T toothless pulley
  • Dowel Pin
  • Corner Metall (set 8 pieces)
  • Extrusion Cover (set of 6)
  • Rubber feet  (set of 4)
  • T-Nut HNTTSN6-6  (set of 46) 
  • Universal Screw Kit
  • GT2 belt
  • Panic board extension
  • Motor extension cable 20cm
  • PSU Cable (set of 2)
  • Heat bed cable

Options

Linear rods (x,y,z) 8mm or 10mm

The 10mm version add stability and smoothness to the axes. The two short bearing on each side of the z-axis and the two bearings on the upper x-axis are replaced by a 55mm bearing.

The 10mm version of the kit contains in addition:

  • 4x LMU10 (24mm long bearing)
  • 3x LMUW10 (55mm long bearing)
  • 2x PSFU10-360mm (y-axis) rods 
  • 2x PSFU10-322mm rods (z-axis) 
  • 2x PSFU10-380 (x-axis)
  • 3x HFSB-3030-359-Z8-XA12-XB347 (5mm wider x-axis)

MK52 regular or block version

Bring the y-axis to a new level. The bearings are contained in aluminium blocks hence they can be easier aligned and run smoother.

The 10mm-MK52-block version contains in addition:

  • 1x LMU10 (24mm long bearing)
  • 3x LMUW10 (55mm long bearing)
  • 3x LHBB (aluminium blocks)
  • 2x PSFU10-360mm (y-axis) rods 
  • 2x PSFU10-422mm rods (z-axis) 
  • 2x PSFU10-380 (x-axis)
  • 3x HFSB-3030-359-Z8-XA12-XB347 (5mm wider x-axis)
  • y-carriage for blocks
  • 10g of screw lock
  • 12x M5 x 18mm screws
  • 12x M5 washer

 
Optional plastic parts:

Please allow up to 10 days before shipping when you order plastic parts.

You receive all printed parts for building a Caribou MK3 Rel 3. Printed in PETG and Extrudr Pro Black 

  • 0.2mm layer height
  • 35% infill
  • Print time 100h
  • weight approx. 1.2 kg depending on configuration

Printed parts PSU:

  • for Meanwell PSU
  • for 250W PSU 1 hole for switch / plug (Caribou Version)
  • for 250W PSU 2 hole for switch / plug (Prusa Version)
  • Delta PSU (black PSU on Prusa MK3s


Printed parts for Extruder:

  • Caribou MK3s (contains a complete printed extruder + x-carriage)
  • Bondtech (contains x-carriage and back parts, NO extruder included)


Printed Parts for Display:

  • LCD 
  • OLED


Rod Diameter

  • 8mm
  • 10mm


Bed carriage:

  • MK52
  • MK52-blocks (does not contain the printed bearing holders for the y-axis, sind LHBB10 are used)

 

Full list of printed parts (depending on the selected options):

 

 

 

 

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