This is an early Sig-556R chambered in the 7.62x39mm (AK-47 cartridge). The barrel is fitted with a Noveske KX3 flash hider and a ribbed, vented polymer handguard. The upper receiver has standard markings and is fitted with an 8 1/2 inch accessory rail. The lower receiver features an ambidextrous safety. Fitted with a serrated pistol grip and folding polymer buttstock.