Based on the Russian AK103 the KR-103 is our semi-automatic rifle 100% made in the US. This gas-operated rifle comes with a 16.33 inches chrome-lined cold hammer-forged barrel. It is chambered in 7.62x39mm and feeds with a 10 round magazine. It has a forged trunnion a forged carrier side optic rails and an improved muzzle brake. - KR-103 SFS is a dependable robust and high-performing rifle made to give you the best experience of an AK. It is a built to last rifle with the reliability of Kalashnikov USA. - KR-103 SFS is from Kalashnikov's AK100 series and exhibits the same reliability that made the original AK-47 one of the most prolific firearms in history. - The chrome-lined cold hammer forging makes the barrel withstand excessive heat and wear and tear giving the barrel a longer life. - It comes with a side-folding buttstock that folds to the left of the rifle with a latch. The side-folding makes it easy to carry the rifle. - The 7.62x39mm chambering gives you the chance to shoot with the traditional round chosen by the Russian Army. - The KR-103SFS is compatible with a wide range of furniture and accessories of the AKM and AK-74.