5.56 NATO ammo by cost per round →
- Great Lakes FirearmsGlfa AR15 Left Hand Rifle .223 Wylde 16" 1:8 NIT Barrel Tungsten
- Adams ArmsAdams FGAA00079 MID Base AR15 5.56 16IN
- Bravo Company Mfg.BCM M4 Carbine Mod-0 5.56 NATO 16" Keymod Black 1-30 Rounds Mag
- Bravo Company Mfg.BCM Recce-14 KMR-A13 AR-15 5.56mm 14.5" Keymod Black 1-30 Rounds
- Heckler & KochHeckler and Koch MR27 LTD 5.56 16.5" 10 Rounds
- Heckler & KochHK MR556 A4 556NATO 11" 30 Rounds Black
- Heckler & KochHK MR556A1, 5.56, 16", Short Stroke Piston, Black
- Heckler & KochMR556 A4 SBR 5.56 11" OR MLOK Black 10-rd
- Luxus Arms (hm Defense)HM Defense 125MBUP556 MonoBloc Upper Pistol 223 Rem,5.56x45mm NATO 12.50" Black Cerakote
- Luxus Arms (hm Defense)HM Guardian F5 5.56 16" MLOK Black
- Luxus Arms (hm Defense)HM Upper 16" 5.56 15" MLOK Black
- Andro Corp IndustriesACI-15 16 Bravo Mod 0 Cal 5.56 Killdozer Exclusive
- Andro Corp IndustriesACI-15 16 Bravo Mod 0 Cal 5.56mm
- Andro Corp IndustriesAndro 5.56 Bravo M4 Rifle 16" Trump
- Cnc FirearmsCnc Firearms CNCNIGHTOP HK 5.56 NATO MultiCam
- Evolve Weapons SystemsEvolve Weapons Systems E15 Patrol RIA 5.56 NATO 16IN Barrel Black Magpul Furniture
- Evolve Weapons SystemsEvolve Weapons Systems E15 Patrol RIA 5.56 NATO 16IN Barrel OD Green Magpul Furniture
- Evolve Weapons SystemsEvolve Weapons Systems E15 Patrol RIA 5.56 NATO 16IN Barrel Tan Magpul Furniture
- LWRC InternationalLWRC DI Direct IMP. 5.56mm 16" 30 Rounds Black M-LOK (Talo)
- American Defense Mfg.AM DEF UIC Mod 1 5.56 13.9" 30 Rounds Black
- American Defense Mfg.AM DEF UIC Mod 1 5.56 13.9" 30 Rounds Bronze
- American Defense Mfg.AM DEF UIC Mod 1 5.56 14.5" 30 Rounds Black
- American Defense Mfg.AM DEF UIC Mod 1 5.56 14.5" 30 Rounds Bronze
- 2a Armament2A Palouse-Lite 16" 5.56 M-LOK Upper
- Brigade FirearmsBrigade AR 5.56 16 Midnight Bronze 15 Rail
