Comgrow Upgraded Creality Ender 3 All Metal MK-8 Extruder Drive1.75mm Filament, Gray Aluminum Block Bowden Feeder for Ender 3 Pro, Ender 5/5 Plus/Pro, CR-10 Series, CR-10S, CR 20/20 Pro 3D Printer

This gray aluminum block bowden extruder is manufactured by Creality 3D as a replacement of broken 3D printer extruder parts, with high quality and can be used to drive filament.Features stable performance, and good workmanship screw for fluent and precise movement.'