With a modified thermal core and a more secure thermal barrier tube, the Experimental Extruder was redesigned to make changing nozzles easier. Download and print the Experimental Extruder Jig to provide a more stable platform.
MakerBot Labs Experimental Extruder
The MakerBot Labs Experimental Extruder is designed for the advanced user looking to push the limits of what's possible with MakerBot 3D printers.
Customize your 3D printing experience with a modifiable hardware design and interchangeable nozzles.
A Modifiable Smart Extruder for the Advanced user - capable of experimenting with a range of 3D printable materials.
with 4 interchangable Nozzles:
- 0.4MM BRASS Standard Nozzle
- 0.6MM BRASS Material Flexibility
- 0.6MM STAINLESS STEEL Abrasive Materials
- 0.8MM BRASS Draft Printing
Quickly switch from the reliability of the Smart Extruder+ to the Experimental Extruder to test the limits of your ideas.
DESIGNED TO BE HACKED
A customizable hardware experience

With access to new print modes in MakerBot Print software the advanced user has the ability to change nozzle type and diameter to suit specific material choices.
Giving you the user the
- Freedom to Experiment
- Flexibility to Innovate
Designed for the advanced user looking to push the limits of what's possible with MakerBot 3D printers. Customize your 3D printing experience with a modifiable hardware design and interchangeable nozzles.*
EXPERIMENT WITH MATERIALS
Discover a range of materials featured in the MakerBot Labs Community, or experiment with your own.
The Experimental Extruder is an experimental product and is not covered under warranty or MakerCare.
MakerBot : Ideas in the Making