Applicable models: Prusa MK4. use for Prusa MK4 kit. 1 1set Prusa MK4 kit（not use for MK4 XL kit ）. 1/2pcs 24V 40W Hotend Extruder for Elegoo Neptune 3 Pro/Plus/Max 3D Printer SPUK. 200K Upgraded Hotend Kit 0.4mm Nozzle For Anycubic Kobra S1/S1 Combo 24V 48W.
eBay