1 × NBS Mil-Spec M4 Carbine Stock; 1 × Discount Mil-Spec Carbine Buffer / Receiver Extension Kit; 1 × OEM Mil-Spec AR-15 Lower Parts Kit

1 × NBS Mil-Spec Carbine Buffer Kit; 1 × Magpul MOE Stock Mil-Spec – FDE

1 × B5 Systems BRAVO Black Mil-Spec Stock – OEM; 1 × B5 Systems P-Grip 23 Black – OEM; 1 × Discount Mil-Spec Carbine Buffer / Receiver Extension Kit; 1 × ODIN Works Complete Lower Parts Kit

1 × MFT BATTLELINK Minimalist Stock – Mil Spec – Black; 1 × Discount Mil-Spec Carbine Buffer / Receiver Extension Kit

1 × Trinity Force AR-15 Lower Vice Block; 1 × Trinity Force AR-15 Upper Vice Block

1 × NBS Mil-Spec M4 Carbine Stock; 1 × Discount Mil-Spec Carbine Buffer / Receiver Extension Kit

1 × NBS .223/5.56 Bolt Carrier Group – Black Nitride; 1 × NBS Enhanced AR-15 Mil-Spec Charging Handle; 5 × Hexmag Series 2 Magazine – .223/5.56 – 30RD – Black

1 × B5 Systems BRAVO Black Mil-Spec Stock – OEM; 1 × Discount Mil-Spec Carbine Buffer / Receiver Extension Kit