5.56 NATO or .300 AAC Blackout cal., 7.5 (disc. 2020) or 7.94 (new 2021) in. stainless steel barrel, KX5 or Cherry Bomb (new 2020) flash suppressor, low profile gas block pinned to barrel, 30 shot mag., ALG Defense ACT trigger, Magpul MBUS Pro folding sights, MIAD pistol grip, Gen III billet upper w/ext. feed ramps and lower receiver w/pistol receiver extension, staked QD endplate, Noveske marked Geissele Super Badass charging handle, NHR 7 or NSR 9 (disc. 2020) in. M-LOK free floating handguard with 1913 top rail, Type III hardcoat anodizing w/Armor Black Cerakote finish. Mfg. 2018-2021.