Notice: This hotend kit replacement is compatible with Prusa I3 MK4 FDM 3D printer.
Package Included: 1 set hotend kit (heater cartridge thermistor heat block throat tube nozzle silicone cover)
Tungsten Carbide Coated: It has a strong adsorption capacity effectively preventing molten plastic from sticking to the nozzle.
Premium Nozzle Quality: MK6 hardened nozzles are made of high-quality stainless Steel. The nozzle is not easy to stick filament with high hardness resistant to wear and tear.
Simple Installation: Remove the old hot end and install the new hotend to start. (Heating tube thermistor nozzle etc are pre-installed)Filament material: The print head for Prusa I3 MK4 works with 1.75 mm PLA/ABS/PETG/TPU/Wood filament.