Arsenal 5.56X45mm 16" Barrel Length 23Mm Trunnion

Bulgarian 5.56x45 (.223 caliber) with 14x1mm left hand threads. New pre-ban 23mm barrel. Twist rate 1:7 in. Steyr technology forged chrome lined barrel. 

NOTE: To work with an AK-74 parts kit the barrel may need to be turned down by a gunsmith.