5.56 NATO or 7.62 NATO (disc.) cal., GIO, 16 in. heavy chrome moly barrel, free float round knurled handguard or quad rail, flat-top upper with Picatinny rail, gas block Picatinny rail, collapsible buttstock, pistol grip, black finish, 7 lbs. Disc. 2017.
5.56 NATO cal., GIO, 16 in. heavy chrome moly barrel, billet upper and lower receiver, mid-length free floating rail, Ergo textured grip, 39 1/2 in. OAL. Disc. 2017.
5.56 NATO cal., GIO, 10 1/2 in. stainless steel barrel with MB2 muzzle brake/flash hider, low profile steel gas block, 10 1/2 in. slant nose KeyMod handguard. Mfg. 2014-2017.
5.56 NATO cal., GIO, 10 1/2 in. stainless steel barrel with MB2 muzzle brake/flash hider, low profile steel gas block, 10 in. slant nose KeyMod handguard. Mfg. 2014-2017.
.300 AAC Blackout cal., GIO, 10 1/2 in. black phosphate barrel with MB2 muzzle brake/flash hider, low profile steel gas block, 10 in. slant nose KeyMod handguard. Mfg. 2014-2017.