Features:
Double gear extrusion mechanism, strong extrusion force, smooth feeding.
Suitable for Creality 3D Printer Ender 3/Ender 3 Pro/CR-10/CR-10S/CR-10S Pro, etc.
Used for 1.75mm filament. Improves printer performance.
Aluminum alloy material, stable and durable.
DIY aluminum block, need to assembly by yourself.