This part is made by US company with quality and precision, it fits all MK10 extruders
These stainless steel throat is compatible with MK10 extruders on FlashForge, Wanhao Duplicator i3 or Maker Select 3D printers.
Stainless throat has M7x1 external threads, it comes together with PTFE liner tubing of 4mm OD and 2mm ID. We also have compatible MK10 nozzles in our store.
Please see supplied drawing for part dimensions and details