Anyone know the threading of this eGo adapter?

[NatureBoy]

I need to know what the outer threading is of this eGo adapter, which I'm pretty sure is a standard size.
Anyone know?

 

[Portertown]

I need to know what the outer threading is of this eGo adapter, which I'm pretty sure is a standard size.
Anyone know?

The larger "Ego" threading is M12 x .5 according to Google. I found four or five sites that give this as the size.

 

[NatureBoy]

Great, thank you!