N/A Umarex Hammer gauge thread size?

[birdie]

Does anyone out there know the exact thread Umarex uses on The Hammer gauge. Or a link to a gauge that would work.

 

[Hateful McNasty]

If no good answer grap something as this for your tool chest

https://www.amazon.com/Measure-Stai...32289113&s=industrial&sr=1-12&ts_id=256422011

Maybe then you'd know for sure