AERO PRECISION, AIMPOINT, CMC, CMMG, DIAMONDHEAD, F-1 FIREARMS, GEARHEAD WORKS, GEISSELE, HOLOSUN, LANTAC, LAW TACTICAL, INFORCE WEAPON MOUNTED LIGHTS, MAGPUL, MAS DEFENSE, MISSION FIRST TACTICAL, NEW FRONTIER, NOVESKE, POF USA, POLYMER 80, SB