Prusa MK2, MK2.5(S), MK3(S) To Caribou Upgrade Kit

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

Print height is 220mm. 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 4. is available in English and German!

Please download here for the 8mm verision: https://caribou3d.com/en/content/9-build-manual

A new manual for the 10mm version is available here: https://caribou3d.dozuki.com/c/Caribou_MK3s_EN

Firmware

Compiled firmware is available here: https://caribou3d.com/en/content/10-caribou-mk2-mk25s-mk3s-software

Source code is available on github: https://github.com/Caribou3d/CaribouMK3s-Firmware

Plastic parts

Plastic parts can be ordered for MK3(s) Rel. 4. Please see below for options.

STLs and STEP files are available on github: https://github.com/Caribou3d/CaribouCartesian

Caribou 220 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 330mm (set of 2) 
• 360mm rod (set of 2)
• 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 PSFU10-322mm 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:

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):