Prusa Bear Full Upgrade MK3

Features

• Stronger and quieter
• Easier to maintain and customise
• Use as much as possible original parts (no need to print a new RAMBo cover nor change any cable, rods or firmware)
• Highly detailed manual
• Use more aluminum and less printed parts (3D printed parts can crack and are less reliable)
• Use Openbuilds hardware :
  • Single platform of multitude compatible hardware parts
  • V-Slot offer more possibilities to printed parts and customisation than T-Slot
  • Open source with powerful community
  • Easy to square and build
  • Worldwide shipping plus several other shops selling these parts
• Other type of aluminum extrusions can be supported thanks to parametric design (check Fusion 360 files)
• 3D printed parts designed using advanced techniques like selective infill, clean vertical holes, sharp angle...
• Open source by providing STL, STEP and Autodesk Fusion 360 files
• Z motors can be easily removed for maintenance
• Fix some dimensional errors of Z axis from Original Prusa i3
• Y motor is fixed using 3 screws instead 2 in original printer

Basic kit:

• V-Slot 20x40 331mm x 2
• V-Slot 20x40 359mm x 2
• V-Slot 20x40 370mm x 2
• V-Slot 20x40 290mm x 1
• Black angle corner x 4
• 90 degree joining plate x 10
• Tee-nuts M5 x89
• M5x8mm x 12
• M5x10mm x63
• M5x12 x14