Stable and Durable : The MK8 extruder kit is made of aluminum alloy, metal extruder kit is more stable and durable than the original plastic one while working.
Easy to Install : All you do is unbolt the old original Creality plastic extruder & screw in the new "Metal Extruder" and ready to start printing. Used for 1.75mm filament of 3D printer MK8 bowden extruder frame.
Multi-purpose : A great replacement for the acrylic parts of CR-10 Series, such as CR-10 S4, CR-10 S5, CR-10 Mini, CR-10S, CR-10 Plus printer
Advantage: The metal extruder have stronger pressure to push filament into printer nozzle so that to improve the printer's performance.And you can adjust the extruder gear pressure by the adjustable bolt on your demand
Note: There are many small parts in the package, for your child's safety, please keep your child away from it.