5.56 NATO or .300 AAC Blackout cal., GIO, adj. gas system, 7 1/2, 8 (.300 AAC Blackout cal. only), 10 1/2, or 12 1/2 in. barrel, Ti T3 (5.56 NATO) or Ti X3 (.300 AAC Blackout) compensator, Magpul PMAG, flared magwell, Balios Lite Gen 2 receivers, ALG-ACT trigger group, BL G2-RAIL M-LOK or KeyMod handguard, SB Tactical SBA3 pistol brace, BCM or Strike Industries charging handle, Type III hardcoat anodized finish. New 2019.
.22 LR cal., blowback operated, 16 1/2 in. lightweight fluted barrel, titanium T3 compensator, 15 shot AR .22 LR mag., Grade 5 6AL-4V titanium bolt stainless steel collar, Aethon or Balios-Lite Gen 2 billet receiver, ALG ACT trigger, Mission First Minimalist stock, 15 in. extruded BL-RAIL M-LOK or KeyMod handguard, Magpul MIAD grip, synthetic polymer buffer, Type III hardcoat anodized black finish, 3 lbs. 11 oz. Mfg. 2017-2019.
.223 Wylde chamber, GIO, 16 in. PROOF Research carbon fiber barrel, titanium T3 compensator, mid-length gas system, low profile titanium gas block, flared magwell, 30 shot Magpul PMAG, billet aluminum Balios Lite Gen 2 (BLG2) receivers, Timney two-stage flat trigger, 8 pos. buffer tube w/Magpul CTR stock, 15 in. BLG2 free float M-LOK or KeyMod rail, Magpul MIAD grip (disc. 2019) or BCM MOD 0 grip (new 2020), titanium fully adjustable Regulated Bolt Carrier (RBC), BCM Gunfighter MOD4B charging handle, Gray Cerakote finish, 5 1/2 lbs. New 2019.