5.56x45mm NATO Rifle Parts

Dark Storm Industries DS-15 Bolt Action 5.56x45mm NATO 16in Upper Kit Full Kit 1-7 Twist Anodized Black

Dark Storm Industries DS-15 5.56 Lower Parts Kit w/ No Pistol Grip Black

Dark Storm Industries DS-15 Complete Upper 16" Lightning 5.56 Threaded Black 5.56

Dark Storm Industries DS-15 H2 Carbine Length Buffer 4.5 oz Silver

Ar-15 Le6920 5.56 Barrel 16in - Le6920 Replacement Barrel Stripped 16.1in

Ar-15 Le6933 5.56 Barrel 11.5in - Le6933 Replacement Barrel Assembly 11.5in

M16 R0901 5.56 Complete Upper Receiver Groups - M16 Upper Group 20in M16 Handguard Stripped

M16 R0901 5.56 Complete Upper Receiver Groups - M16 Upper Group 20in Moe Stripped

M4 5.56 Upper Receiver Groups - M4 Le6933 Upper Group 11.5'''' Stripped

M4 5.56 Upper Receiver Groups - M4 Le6921 Upper Group 14.5in Stripped

Colt Monolithic AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 14.5" Barrel

PRI Mark 12 Mod 0 AR-15 Complete Upper Receiver 5.56x45mm NATO 18" Barrel 1:8" Twist Flat Dark Earth

Brn-4 Stripped Barrels Chrome Lined - Brn-4 5.56x45 Nato 16'''' Medium Chrome Lined Barrel, Phosphate

Brn-4 Stripped Barrels Chrome Lined - Brn-4 5.56x45 13.7'''' Medium Chrome Lined Barrel, Phosphate

Brn-4 Stripped Barrels Chrome Lined - Brn-4 5.56x45 10.4'''' Medium Chrome Lined Barrel, Phosphate

Brn-4 Barrels 5.56x45mm - Brn-4 Stripped Barrel,16'''' Medium, 1-7, 1/2''''-28,Blk Nitride

Brn-4 Barrels 5.56x45mm - Brn-4 Stripped Barrel 16'''' Heavy, 1-7, 1/2''''-28, Blk Nitride

Brn-4 Barrels 5.56x45mm - Brn-4 Stripped Barrel,14.5'''' Medium, 1-7, 1/2''''-28,Blk Nitride

Brn-4 Barrels 5.56x45mm - Brn-4 Stripped Barrel,14.5'''' Heavy, 1-7, 1/2''''-28,Blk Nitride

Brn-4 Barrels 5.56x45mm - Brn-4 Stripped Barrel,10.4'''' Medium, 1-7, 1/2''''-28,Blk Nitride

Brn 16a2 Upper Receiver - Brn-16a2 5.56x45 Nato 20'''' Bbl Upper Receiver

Brn-16a4 Complete Upper Receiver - Brn-16a4 5.56x45 Nato 20'''' Bbl Upper Receiver

Brn-773 Upper Receiver - Brn 733 C7 5.56 Upper Receiver, 11.5'''' 1-7 Twist Black

Brn-601(R) Retro Complete Upper Receiver - Brn-601 5.56mm 20'''' Bbl Upper Receiver