This is drop-in replacement for original FlashForge or CTC MK10 “updated nozzle”. Nozzles are made of C360 Brass, threaded externally M7x1 to be compatible with latest MK10 extruder. Nozzle is designed for 4mm OD and 2mm ID PTFE tubing to come right inside it.
Please see supplied drawing for dimensions and details.
External threads: M7x1
Compatible extruder model: MK10
Hex size: to use with 9mm wrench
Material: C360 Brass
1 x MK10 Nozzle with extrusion diameter 0.4mm.