Two size for your choice:
#1 = 1.75mm 0.4mm Dual Head Extruder
#3 = 3.0mm 0.4mm Dual Head Extruder
1. Model: E3d Dual Head Extruder
2. Material: zinc alloy
3. Suitable: 3D Printer
4. Nozzle size: 0.4mm
5. 1.75mm/3.0mm filament size for your choice.
* Due to different producing batches, product details might be a little different. Thank you for understanding.