What kind of QD is this?

[DeltaNu1142]

I purchased a 15-gallon BK a few weeks ago and it came with this little number. Who can tell me what female end I can use with this?

Thanks!

 

[schiersteinbrewing]

That's a cam lock end. https://www.brewhardware.com/category_s/1844.htm

 

[DeltaNu1142]

Thanks--ordered!