Product Features Compatibility This is the original Dual gear extruder for CR-10S Pro, also works with Creality 3D Printers CR-10 CR-10S Ender 3, etc. For 1.75mm filament. Upgrade Structure Unique double extrusion mechanism design, enhancing the feed strength, ensuring smooth feeding easy to feed filament than the single gear extruder. High Quality Compare to the normal plastic drive, this high aluminum metal dual gear extruder is stable and durable. Diy Note This extruder is not included the stopper in the picture, need to assemble it by yourself. Official Creality 3D tested and approved aftermarket product. Great for use with any Creality 3D printer.r. Product Specification Type Extruder Nozzle Compatible Model Creality Ender 3, Creality Ender 3 Pro, Creality Ender 5, For Creality 3D CR-10 Material Aluminum, Plastic Filament Diameter 1.75 mm Package Included 1 x upgraded aluminum extruder 4 x stiff bed leveling springs 4 x bed leveling nuts 5 x 0.4mm MK8 brass nozzles Location In order to improve buyer's purchasing experience and let the buyer receive items as soon as possible, we currently set four warehouses in diffirent cities of United States : one in Fremont, California; one in CITY OF INDUSTRY, California; one in Whippany, New Jersey; one in Monroe Township, New Jersey. When the order is generated, we would send the item to the buyer from the nearest warehouse with sufficient inventory to the order receiving address. Hope you could get your item soon,if you have any problem,please contact us by email. Thanks for your understanding and support in advance! Support & Share