Kehuashina Dual Gear Extruder Upgrade Kit - Compatible with CR-10, CR-10S, CR-10S Pro & Ender 3 3D Printers - High Precision Dual Drive Extruder for Smooth Filament Feeding - Perfect for DIY 3D Printing Projects and Professional Prototyping

Specification: Heating Tube: 12V/24V 40W Cable length: 1.2m Nozzle size: 0.4mm Aluminum Block Size: approx. 20 x 20 x 10mm Installation type: External thread connection Material: Aluminum+Stainless Steel+Brass Operating temperature range: -40~+260°C (-40~+500°F) Application: Compatible with Creality CR-10 CR-10S S4 S5 3D Printer Package Include: 1 x Heating Tube 1 x Aluminum Block 1x 1.75mm 0.4mm Brass Nozzle 1 x Thermistor +Brass Sleeve 1 x M6*30mm Throat Pipe (Built-in Teflon)

Advantages: You will have stronger pressure pushing the filament into the printer nozzle which will improve the printers' performance.

UPGRADE: Perfect extruder replacement compatiable with Creality 3D Printers CR-10/ CR-10S/ CR-10S Pro/ Ender 3, etc.

STABLE and DURABLE: Made of metal high quality aluminum, which is more durable and stable than plastic. beside it have dual gear, also provide more durable and stable.

Easy to Install: It't easy to install it youself, you don't need change stepper motors or other mounting hardware.

100% Satisfaction Guarntee: Comes with 100% satisfaction guarantee. Any problem please feel free to contract us! We are confidence with the quality of our products.