Current custom AR-15 style pistol, rifle, and parts manufacturer, located in Austin, TX.
UNDERGROUND TACTICAL Models
5.56 NATO cal., DI, 6 in. match grade stainless QPQ barrel, flash can muzzle device, enhanced flared magwell, flat trigger, 3-pos. SB Tactical PDW (designed by Maxim Defense) brace, Magpul MOE K2 pistol grip, forged aluminum receiver set, 7 in. free float M-LOK handguard and monolithic Picatinny top rail, charging handle w/tactical latch, enhanced BCG, hard case, black, Magpul FDE, Tactical Grey, or Tungsten Cerakote finish.
5.56 NATO or.300 AAC Blackout cal., DI, 6 (.300 AAC only), 10, or 12 1/2 in. match grade stainless QPQ barrel, flash can muzzle device, flat or curved trigger, 6-pos. receiver ext., SB Tactical brace, Magpul MOE pistol grip, forged aluminum receiver set, 7 in. free float M-LOK handguard and monolithic Picatinny top rail, enhanced BCG, Cerakote finish.
5.56 NATO cal., DI, carbine length gas system, 16 in. match grade SS barrel w/polygonal rifling, Underground twist flash hider, two engraved mags., enhanced flared magwell, flat trigger, Magpul MIAD grip, billet aluminum receiver set, M4 feed ramps, 15 in. free float KeyMod handguard, monolithic top Picatinny rail, charging handle w/tac latch, black Nitride BCG, custom hard case, gold/black w/Batteworn (Apocalypto model) or Burnt Bronze (Maquina model) Cerakote finish. Limited mfg.
6.5 Grendel II, 6.8 SPC II, 5.56 NATO, .458 SOCOM, .450 Bushmaster, .300 AAC Blackout, or 7.62x39 NATO cal., DI, 16 in. match grade stainless QPQ barrel, flash hider, enhanced flared magwell, flat or curved trigger, 6-pos. T.E.S. collapsible stock, Magpul MOE pistol grip, forged aluminum receiver set, M4 feed ramps, UT enhanced BCG, 15 in. free float M-LOK handguard w/monolithic Picatinny top rail, steel bolt, H buffer, hard case, Cerakote finish.
6.5 Grendel II, 6.8 SPC II, 5.56 NATO, .458 SOCOM, .450 Bushmaster, .300 AAC Blackout, or 7.62x39 NATO cal., DI, Superlative Arms adj. gas system, 16 in. match grade stainless QPQ barrel, flash hider, enhanced flared magwell, flat or curved trigger, 6-pos. T.E.S. collapsible stock, Magpul MOE pistol grip, forged aluminum receiver set, M4 feed ramps, UT enhanced BCG, 15 in. free float M-LOK handguard w/monolithic Picatinny top rail, steel bolt, H buffer, hard case, Cerakote finish.
5.56 NATO or .300 AAC Blackout cal., DI, mid-length gas system, 16 in. CM steel barrel, flash hider, enhanced flared magwell, Mil-Spec trigger, 6-pos. Magpul MOE-SL carbine stock and pistol grip, forged aluminum receiver set, M4 feed ramps, UT enhanced BCG, 15 in. free float M-LOK handguard w/monolithic Picatinny top rail, steel bolt, H buffer, hard case, Cerakote finish.