Product Review

Product information:
Product Name: Upgrade 3D Printer Parts
Product material: Pure aluminum alloy
Surface treatment: Oxidized sandblasting
Product color : Red
Applicable models: Ender-3, Ender 3x, Ender3 pro, Ender2, CR-10, CR-10S, CR-10 S5

When is it used:
IF the original stock plastic extruder under extrusion issues, etraction issues and slipping issue, the metal extruder kit can fix. The key is that the gap between the spur gear and the hole for the tube is very small so it doesn't jam, the extra tightness on the spring fixed my extruder gear from slipping during prints.
IF the stock plastic extruder wears out due to heat/ wear，aluminum extruder kit Good replacement for the plastic extruder.

What are the benefits:
It is more smooth and precise, much more solid, durable and reliable than the stock extruder.
It is easier to feed filament than the original.
It eliminated a lot of issues caused by the original plastic one.
It improve your printing quality.

What attention items:
1. Please check whether the accessories match the machine model, the provided plate has the filament in port on the right hand.
2. We have offered a detailed installation step diagram as the installation is very simple, please check the image if need.
3. Make sure to note how the original fits before removing it.

Product Warranty:
Extruder upgrade kit come with lifetime warranty and Lifetime Technical Support, and our friendly customer service professionals are always standing by to help.

Package List:
Mounting screws
Aluminum MK8 extruder frame, with bored intake hole
Bushing
Spring
Brass extruder drive gear
35 mm long Teflon intake guide. (keeps filament away from Z-screw rod)
Special Bowden tube fitting (improved over stock)
Welcome Guide