The AK-107 is a 100-series rifle that, unlike previous rifles, uses the Balanced Automatics Recoil System (or BARS). BARS was used in the AEK-971, the earlier AL-7, and the modern A-545. The domestic AK-107 in particular is chambered in 5.45×39mm.
This tag implicates assault_rifle and kalashnikov_rifle (learn more).
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