This product is the replacement Hotend heatsink, compatible with: 

MK4XLMK3.9MK4SMK3.9S

Heatbed thermistor set for (MK4)

Compatible with: 

MK4MK3.9MK3.5MK4SMK3.9S

This product is the replacement Filament sensor-Einsy cable. It is ONLY compatible with the MK3. It is NOT compatible with the MK3S/+.

Quality v6 Silicone sock.

Trapezoid Nut compatible with:

 MK3SMK3MK2.5SMK2.5MK2SMMU2SMK3S+MK2

This product is a replacement set of screws for the Expansion joints.

Compatible with: 

MK4MK.9MK4SMK3.9S

19This product is the replacement Print fan. It is compatible with the Original Prusa i3 MK3/S/+ and MINI/+.

This product is a replacement Spring Steel Sheet With Smooth Double-sided PEI compatible with: 

MK3SMK3MK2.5SMK2.5MK2SMMU3MK3S+MMU2MK2MK4

Double-sided textured PEI powder-coated spring steel sheet compatible with: 

MK3SMK3MK2.5SMK2.5MK2SMMU3MK3S+MMU2MK2MK4

Double-sided powder-coated PA Nylon spring steel sheet compatible with: 

MK3SMK3MK2.5SMK2.5MK2SMMU3MK3S+MMU2MK2MK4

This product is the replacement PSU to Einsy power cable. It is ONLY compatible with the black housing PSU.

Prusament PETG is an in-house-made filament at Prusa Research. The whole manufacturing process is closely monitored and tested - guarantee ±0.02mm precision and highly consistent colors.  You can inspect the parameters of every spool made at prusament.com. 

PEI-Ultem sheet (MK2/S, MK2.5/S, MK3/S/+, MINI/+)

This product is the replacement PEI-Ultem sheet. 

MK3SMK3MK2.5SMK2.5MK2SMINIMK3S+MINI+MK2MK4

This product is the replacement Heatbed to Einsy power cable. It is ONLY compatible with the heatbeds with detachable power cable. It is NOT compatible with heatbeds with power cable soldered directly onto the heatbed.