223 Remington Upper Receivers

CMMG Bravo Rimfire AR-15 Conversion Kit with 3 10-Round Magazines 22 LR Stainless Steel

Strike Industries Lightweight Low Profile AR-15, LR-308 Forward Assist Aluminum Black

Daniel Defense AR-15 M4A1 FSP Block II Complete Upper Receiver 5.56x45mm 14.5" Pinned Surefire SF3P Flash Hider

Wilson Combat Upper Receiver

Yankee Hill Machine Stripped AR-15 A3 Upper Receiver Aluminum Black

Wilson Combat AR Style Billet Upper Receiver 5.56 NATO

Luth-AR A3 Ar-15 Stripped Upper Receiver FTT-EA .223Rem

Luth-AR A2 Stripped Upper Receiver 5.56 / .223 Rem

Luth-AR AR-15 A1 Upper Receiver Assembled

AR-STONER AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 5" Barrel

Sharps Bros Assembled AR-15 Billet Upper Receiver Aluminum Black

AR-STONER AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 7" Barrel

AR-STONER AR-15 Upper Receiver Kit

Fortis Manufacturing Billet M4 Upper 5.56 NATO/.223 Rem Stripped For AR-15

Radian Weapons Model 1 Upper/Handguard Set 8.5

Spikes Tactical 5.56 NATO M4 LE Upper 16-inch Black LE

Luth-AR A3 Upper Receiver Assembled

Fortis Manufacturing Billet Dust Cover Red for AR-15

Daniel Defense DD4 RIII URG .223 Rem / 5.56 14.5 Barrel

Luth-AR A1 Stripped Upper Receiver With M4 Feed Ramp

TacFire AR-15 Stripped Upper Receiver 5.56 NATO / .223 Rem

Colt AR-15 Pistol Complete Upper Receiver 5.56x45mm NATO 11.5" Barrel

One Horse OH-15 Complete Pistol Upper 5.56 10.5 Barrel CH/BCG

Angstadt Arms Suppressor Series Handguard 14.8