16 Cold Hammer Forged Steel Barrel – Fully Ambidextrous Controls – Low Profile Gas Block with Mid-Length Direct Impingement Gas System – SIG 2-Stage Matchlite Duo Trigger – SIG Flash Hider-Compensator – 6 Position Magpul MOE-SL Stock – CALIBER 5.56 NATO – FRAME MATERIAL ALLOY – FRAME FINISH FDE CERAKOTE – BARREL MATERIAL COLD HAMMER FORGED STEEL – BARREL FINISH FNC – MAGAZINE CAPACITY 30 ROUNDS – TRIGGER SIG 2-STAGE MATCHLITE DUO TRIGGER – OVERALL LENGTH 36.5 in – OVERALL HEIGHT 7.1 in – OVERALL WIDTH 2.75 in – BARREL LENGTH 16 in – BARREL TWIST 1:7 in – WEIGHT W/MAGAZINE 7.0 lb