AR Parts in 5.56x45mm NATO

Franklin Armory Bolt Carrier Group 5.56 x 45mm

Geissele Super Duty AR-15 Pistol Barreled Receiver 5.56x45mm NATO 11.5" Barrel Desert Dirt

Radian Weapons Model 1 Upper Flat Dark Earth 10 M-LOK Handguard

Radian Weapons Model 1 Complete Upper Gray .223 Wylde 16 Barrel

SilencerCo SCO15 Stripped Upper Receiver for AR-15

Timber Creek Outdoors Med 16 Replacement Barrel 5.56x45mm NATO 16

Faxon AR-15 Bolt Carrier Group 5.56x45mm NATO Chrome

Aero Precision M4E1 Standard Stripped AR-15 Upper Receiver Aluminum Black

Aero Precision M4E1 Standard Assembled AR-15 Upper Receiver Aluminum Black

JP Enterprises High Performance AR-15 Bolt Assembly 5.56x45mm NATO

JP Enterprises FMOS Full Mass Bolt Carrier Group .223 Remington, Black

KAK Industry A1 Flash Hider 5.56 1/2x28 for AR-15

KAK Industry Extended Flash Hider 1/2x28 2.06 for AR-15

KAK Industry K-SPEC Enhanced Bolt Carrier Group 5.56 / .300 AAC Blackout

DPMS Kitty Kat Complete Upper 5.56 7.5 Threaded Barrel M4 Flattop

Armaspec ARM107FDE B2 Extended Mag AR15 Accessory

Wilson Combat Ranger AR-15 Barrel 5.56x45mm NATO 16" 1:8 Stainless

AR-STONER AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 10.3" Barrel Carbine Length M-LOK Handguard

AR-STONER Pinned Gas Tube and Gas Block Combo Rifle .750

GunTec AR-15 Gen 1 Extended Latch Charging Handle

Black Rain Ordnance Milled Upper Receiver Gen 2 Black

GunTec Multi Cal Collapsible Stock Set 5.56

LBE Unlimited AR-15 Upper Parts Kit 5.56 / .223 Rem

Christensen Arms AR-15 Barrel Carbon Fiber .223 Wylde 16