Original Prusa i3 MK2S to Original Prusa i3 MK3 upgrade Recommended print settings: 0.2 mm layer height, infill 20% GRID and material PETG. Orange parts bundle (parts can be also printed in black): X-end-motor (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/x-end-motor.stl X-end-idler (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/x-end-idler.stl Y-rod-holder (4x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/y-rod-holder.stl Y-motor-holder (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/y-motor-holder.stl Y-belt-holder (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/y-belt-holder.stl Y-belt-idler (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/y-belt-idler.stl Z-axis-top (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/z-axis-top.stl Z-axis-bottom (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/z-axis-bottom.stl LCD-supports (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/lcd-supports.stl Black parts bundle (*extruder parts MUST BE printed in BLACK): X-carriage* (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/x-carriage.stl X-carriage-back* (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/x-carriage-back.stl Cable-holder* (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/cable-holder.stl Extruder-body* (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/extruder-body.stl Extruder-cover* (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/extruder-cover.stl Extruder-idler-plug* (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/extruder-idler-plug.stl Extruder-idler* (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/extruder-idler.stl Filament-sensor-cover* (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/filament-sensor-cover.stl Heatbed-cable-cover (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/heatbed-cable-cover.stl Einsy-base (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/Einsy-base.stl Einsy-doors (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/Einsy-doors.stl Einsy-hinges (1x) https://raw.githubusercontent.com/prusa3d/Original-Prusa-i3/MK3/Printed-Parts/stl/Einsy-hinges.stl License GNU GPL v3 https://www.prusa3d.com/prusa-i3-printable-parts/