Original Prusa MK4 Upgrade Kit (MK3/S/+) Printservice The lower thermal heat break

The lower thermal heat break is made from stainless steel

This screw nut is made of high-quality brass and is designed to give you a smooth and precise printing experience

1 x TFT35 V3

one 4-phase stepper motor or two DC motors

Ultrafuse® PET - White - 2

Original Prusa MK4 Upgrade Kit (MK3/S/+) Printservice The lower thermal heat breakOriginal Prusa MK4 Upgrade Kit The ultimate 3D printing upgrade kit The Original Prusa MK4 Upgrade Kit is the ultimate 3D printing upgrade kit that allows you to upgrade your Prusa MK3 S + to the latest Prusa MK4. The upgrade also includes a new PCB designed to provide better support for the new motors. Before ordering the upgrade, please check which PSU your printer came with and which version of the heatbed connector is installed. This is important