Upgrade Bimetal Heatbreak High Speed Flow Ender 3 Direct Drive Extruder Dual Hardened Steel Gear Volcano Hotend for Creality Ender 3 pro / V2, Ender 5 /Pro/Plus, CR10 S4, S5 3D Printer

• Suitable: 0.4mm For 1.75mm, can be directly installed on original bracket of Ender3, Ender 3 pro , ender 3 V2, CR10, CR10 S4, CR10 S5, Ender 5 / 5 pro/ 5 Plus 3D Printer
• Upgrade the dual gears made from Hardened steel material and nickel plated and New design with Pulley bearings Hole to advoid the friction makes Higher lubrication and stable printing, Protects the gears and gearings, longer lifetime.
• Integrate extruder and hotend in One together, makes the filament feeding more stable, reducing the possibility of nozzle blockage when retracting filament and malfunction when loading new filament.
• This bimetal Heatbtreak is made from two components, Copper and Titanium TC4. Titanium TC4 reduces heat upward conduction at the heating position, and copper for heat dissipation to accelerate heat conduction.
• Heatbreak, Heater block are designed specially to be used with volcano Nozzle for high speed printing.

Package: 1* Extruder kit (NOT INCLUDE MOTOR and FAN); This kit will come with a fan duct, not including motor and fans, as the original fans can be reused for this kit