help identifying cartridge

jLorenzo

Sergeant
Minuteman
Feb 20, 2017
1,594
439
I was given about 300 rounds of this .308 that assume is something like 147 gr ball. I have had one person say it looks like croatian ball ammo which is apparently of decent quality. Can anybody tell me what I have and what to use for B.C. and MV from a 20" barrel?
 

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