All Metal Extruder Replacement for Ender 3 Ender 5 CR10 Series:This durable aluminum extruder frame works more stable than plastic parts.
Bowden extrusion are supported:It comes with a nema 17 stepper motor mount,works great on TEVO Tarantula i3,Anycubic Kossel ,Flsun i3,MP Select and other bowden extrusion 3d printers.
Recommend filament materials:PLA/ABS/Wood/Hips/Flexible/PTEG,40 Teeth drive gear feeds the 1.75mm filament very smoothy.
Adjustable Extrusion Spring Tension Design: The extrusion spring tension could be adjusted by tighten the screw.
Easy to install:Comes with instruction manual ,E-step value is around 100.