Don't have the link handy, but they do have it identified on IMFDB.org
It is actually using a magazine adapter as the default weapon does not take STANAG.
Can't for the life of me remember what it is called.
"For every problem there is always a solution that is simple, obvious, and wrong." - Mark Twain
Ding! Found it!
CSA SA vz. 58 Compacthttp://www.imfdb.org/wiki/Strike_Back_-_Season_4#CSA_SA_vz._58_Compacthttp://www.imfdb.org/wiki/CSA_SA_vz._58_Compact#Czech_Small_Arms_SA_vz._58_C ompact