【DUAL GEAR EXTRUDER】:Double gear extrusion mechanism, high extrusion force, ensure smooth feeding and gives snappy retractions.
【STABLE AND DURABLE】:Upgraded extruder kit made of aluminum alloy material, more stable and durable than the other plastic one while working.
【3D PRINTER EXTRUDER REPLACEMENT KIT】:Perfect extruder replacement kit for Creality 3D Printers CR-10/ CR-10S/ CR-10S Pro/ Ender 3/ Tornado, etc. Note:comes with all parts,you need to DIY,but it easy to install.
【1.75mm FILAMENT ACCEPT】:For 1.75mm Filament.Better pressure pushes the filament into the printer nozzle.
【PACKAGE INCLUDES】: 1 x extruder kit;extra 2 stainless steel gears for gift.extruder hotend contains all the necessary screws and parts.