Unknown 30mm rounds

[Sorcerer]

Hi all,

Can anybody help me with identification these unknown for me rounds? Alloy cases lenght is 165 mm and rim diameters is 48,97 mm, 48,86 mm and 42,64 mm.

Thanks

 

[rigby]

The two on the left "30x165 US XPL Harvey Aluminium Rimless for 30mm AX".
The other "30x165 US XPL Harvey Aluminium Rebated Rim for 30mm AX".
No more information available.
Source ECRA Data Viewer.

 

[Sorcerer]

Thank you rigby for help.