Notice: This hotend kit is only compatible with for Neptune 3 Pro/Neptune 3 Plus/Neptune 3 Max 3D FDM printer.Plug and Play: Remove the old exturder and install the new hot end to start. (3D accessories are pre-installed)Filament material: The print head for printer works with 1.75 mm PLA/ABS/PETG/TPU/Wood filament.Nozzle and hot block: The seamless connection between the nozzle and heat breakage accelerates the nozzle to dissipate heat, and the heat breakage to insulate, and releases the nozzle blockage.Please note that there is a slight color difference or discrepancy in kind, it does not affect the use, please do not mind, thank you!Material: brasscolour: As ShownPackage Contents: 1 set hot end replacement4 x nozzlesOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.