AR Parts in 5.56x45mm NATO

ANDERSON Upper 20" w/NO BCG or Charging Handle 5.56/223

ANDERSON Barrel 5.56 M4 16" 1-in-8 Twist

ANDERSON MANUFACTURING 5.56 NATO 24" 1:8 Heavy Contour Fluted Rifle Barrel - Stainless

Anderson Manufacturing AND Buffer Tube Mil Spec 5.56MM

MAMMOTH ARMS AR-15 Firing Pin - 5.56/ .223

Lantac Raven .223 Wylde AR15 18'' Barrel LA00236

Lantac Raven .223 Wylde AR15 11.5'' Barrel LA00231

Lantac Raven .223 Wylde AR15 7.5'' Barrel LA00230

Griffin Arms Enhanced Gas Pocket AR-15 Bolt Carrier Group w/ Spring and Buffer

Tyrant Designs TD-NX15RL NexGen 15" AR Rail Black - Gold

BUSHMASTER M4 Type Patrolman A4 Upper 5.56 NATO 16" Black

BUSHMASTER Bravo Zulu A4 Upper 5.56 NATO 16" - Black

BUSHMSTR F1002887 BOLT CARR GRUP LOGO 556

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 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 LE6933EPRII-SF3-CK 5.56mm 11.5" Bbl Matte Black MBUS Sights Surefire Muzzle Device Upper Receiver Conversion Kit LE6933-EPRII-SF3-CK

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

FailZero 5.56 Semi-Auto BCG Black

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 10.4'''' Medium Chrome Lined Barrel, Phosphate

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