Creality Upgrade Ender 3 Extruder, Ender 3 V2 Upgrades Metal Extruder Aluminum MK8 Bowden Extruder 40 Teeth Drive Gear for Ender 3 Pro/Ender 5 Pro/Ender 5 Plus/CR-10 Series 3D Printer

Compatibility: This Upgraded 3d printer accessories is an original upgraded replacement part for Ender 3, Ender 3 Pro, Ender 3 V2, Ender 3 Max, Ender 5, Ender 5 Plus, Ender 5 Pro, CR-10, CR-10 V2, CR-10 Max, CR-10 S4, CR 10, CR-10 S5, CR-10 Mini, CR-10S, CR-10 Plus, CR-X, CR 20, CR 20 Pro. It is also compatible with other 3D printers except the printers using a direct drive setup. No need to change stepper motors or other mounting hardware.
Last Over Years. Made by high quality aluminum, last much longer your stock plastic or 3D printed extruder feeder drive.
Work Better. It makes loading the filament easier and smoother, no worries about filament scraping or breaking.
Fits 1.75mm filament. 40 Teeth drive gear compatible with PLA/ABS/Wood/TPU/PTEG. Please Note: Some printer models like Ender 3 and Edner 3 Pro, their original extrusion gears cannot be removed, so these model printers do not have to change the extrusion screw. Ender 3V2，its extrusion gear can be replaced.
Easy to Install. This extruder DIY kit comes with an instruction of how to put it together, which makes it more easy to install.