Chamber: 5.56 NATO. Barrel: 16". 4150V Nitride, 1:7" twist, M4 barrel extension. Mid-length gas system. It has a PSA 15" Sabre Lock Up Rail and Sabre Compensator muzzle device. Upper: Forged 7075-T6 A3 AR Mil-Spec upper, hardcoat anodized black and T-marked engraved. Bolt Carrier Group: Father’s of Freedom BCG by Microbest. Lower: Sabre-15 lower with FDE B5 Bravo stock and grip. FDE Cerakote finish. It is marked multi-caliber. It comes standard with a Springco Buffer Spring, Battle Arms Development Pivot/Takedown Pins, Hiperfire RBT Trigger, JP Reduced Power Springs, and Anti-Walk Pins. It was introduced in 2023.