Features: 100% brand new and high quality 1PC upgrade creative all-metal MK-8 extruder feeder drive 1.75 mm filament suitable for Ender 3, Ender 3 Pro, Ender 3V2, Ender 3 Max, Ender 5 Plus, Ender 5 Pro, CR-10 series. It makes it easier and smoother to load the filament without worrying about the filament being scratched or broken. The 3pcs multi-color silicone sleeve helps keep it more stable at temperature, which will improve print quality and consistency. This hot sale kit contains 2 0.4 mm brass nozzles, 4 pneumatic ports, and 2 silicone protective sleeves. This kit is suitable for different sizes of MK8 nozzles: 0.2mm/0.3mm/0.4mm/0.5mm/0.6mm/0.8mm/1.0mm. Package Includes: 1Set x Hot End Extruder Specifications: Item Type: Remote Extruder Material: ABS + metal note: No retail package. Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.