SN: 23D014781. Modern production. Semi-automatic tactical rifle made by Sig. 18″ threaded bull barrel chambered for 7.62 NATO. Great overall condition with some handling marks in the black anodized finish. Features short-stroke gas piston action, monolithic quad rail handguard and optics mount, and Faxon 3-port muzzle brake. Comes with mounted angled foregrip, bipod and original box.