This is a pre-assembled kit suitable for use in 3D applications. It is compatible with 1.75mm ABS and PLA filaments. The nozzle included in the kit has a diameter of 0.4mm, but you can replace it with your own nozzle if desired.
Specifications:
Nozzle Diameter: 0.4mm
Filament Compatibility: Suitable for 1.75mm ABS/PLA filaments