AR Parts in 5.56x45mm NATO

Sons of Liberty Gun Works AR-15 L89 Complete Upper Receiver 5.56x45mm 11.5" Barrel 10.75" L89 M-LOK Rail

UTG Pro AR15 Stubby Muzzle Brake .223/5.56 1/2inX28 1.75in Length Black

Nemo Arms Battle Light 556 Titanium Td Pin Set Ar-15 6Al-4V Bead Blasted

Mimtac OK-AY AR-15 Ambidextrous Charging Handle Flat Dessert Earth

Fortis Hammer AR-15 Charging Handle - Grey

Fortis Manufacturing RED Mod 2 5.56 Muzzle Brake - 1/2x28 - Stainless

Centurion Arms Recce Barrel 16in Blasted Stainless NSN 9305.20.9000

Devil Dog Concepts Hard Charger AR-15 Side Charging Handle System Traditional Pull Handle Black

HM Defense 16" 5.56 Monobloc M-LOK Midlength Complete Upper w/ 15" M-LOK Handguard

ANGSTADT ARMS Ultra Light Handguard Blk MLOK Pict Rail 10" AR15

Method Dynamics Plan B Jet Drive Single Port Muzzle Brake 5/8"-24 Nitride

Mimtac OK-AY AR-15 Ambidextrous Charging Handle Tactical Grey

DPMS AR-15 Complete Upper 5.56 10.5 Barrel

DPMS AR-15 Complete Upper 5.56 16 Barrel

FightLite Raptor Belt-Fed AR-15 5.56x45mm NATO 16.25inch Upper Receiver M-LOK Rail 1-7 Twist 1/2x28 Anodized Black

Fortis Billet Dust Cover - Carbon Fiber - Blue

Patriot Ordnance Factory Minuteman Upper 13.75 5.56 Br Mil-Spec BCG Roller Pin

Patriot Ordnance Factory Pof Upper Minuteman 13.75 5.56 Midlength Keymo Rail

FN FN15 AR-15 Complete Upper Receiver 5.56x45mm NATO 20" Barrel

Rock River Arms Assembled AR-15 A2 Upper Receiver Matte

Noveske EXTRA THICC Afghan 5.56x45mm NATO AR-15 Barrel 14.5" DDF Contour Mid-Length .9375 Gas Block Stainless Steel with Headspaced Bolt

Noveske Diplomat AR-15 Barrel 5.56x45mm NATO 7.94" Medium Contour 1:7" Twist Bead Blasted Stainless with Low Profile Gas Block

Noveske Leonidas AR-15 Barrel 5.56x45mm NATO 12.5" Lightweight Contour 1:7" Twist Chrome Lined with Low Profile Gas Block

CMMG Zeroed Compensator 5.56 1/2x28