Caliber: 5.56 NATO, 7.62x39mm, .300 Blk. 16” carbon-steel barrel on rifle; 11.5” and 9” for SBRs and pistols. Lightened handguard with attachment screws for additional rigidity and a lightened profile barrel. Ambidextrous bolt catch and release, minimalist, AR-15-style trigger compatibility. Interchangeable barrels, Rocksett SIG QD suppressor-ready flash hider. Barrel twist for 7.62x39 is 1:9.5”; for 5.56 NATO, 1:7”. Length: 34.5”. Height: 7.5” w/o magazine. 5/8x24 muzzle threads on 7.62x39mm barrel, 1/2x28 tpi on 5.56. Weight: 7.6 lbs. Introduced: Sept. 2022. SEE POLITICAL PANIC PRICING.