Y-Axis Upgrade for MK3

Linear Guideway Y-Axis Upgrade-Kit for Prusa i3 MK3 3D-Printer to make the top open-source 3D-Printer even better.

Y-Axis Linear Guideway Upgrade


  • Compatible with Prusa i3 MK3, MK3S and MK3S+
  • Original Linear Guideways and Blocks from HIWIN
  • Rails with high accuracy (class H) and stability to improve the print quality especially at high speeds
  • No firmware changes required
  • About 1cm more length on the Y axis (22cm) when changing the firmware (Y_MAX_POS)