5.56x45mm NATO Rifle Parts

Rock River Arms AR-15 Complete Upper Receiver 5.56x45mm 20" Barrel A2 Front Sight

Rock River Arms AR-15 A2 Complete Upper Receiver 223 Wylde 20" Stainless Steel Barrel 14" Handguard Black

Rock River Arms AR-15 Complete Upper Receiver 5.56x45mm 16" Barrel 11" M-LOK Handguard

Rock River Arms AR-15 A4 Complete Upper Receiver 223 Remington (Wylde) 20" Chrome Moly Barrel 14" Handguard Black

Rock River Arms AR-15 A4 Complete Upper Receiver 223 Remington (Wylde) 16" Chrome Moly Barrel M-LOK Handguard Black

Rock River Arms AR-15 Complete Upper Receiver 5.56x45mm 16" Barrel A2 Front Sight

Ar-15 Threaded Fluted Barrels - Ar-15 16.5'''' Threaded Fluted Barrel 1-8 Twist

Noveske Barrel 5.56 10.5 Shorty Stainless .750 Micro Switchblock Carbine Length Gas Tube Wrench

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

Noveske N4 Carbine Buffer Spring

Noveske Recon AR-15 Barrel 5.56x45mm NATO 16" Lightweight Contour 1:7" Twist Chrome Lined with Headspaced Bolt and Low Profile Gas Block

Noveske Infidel AR-15 Barrel 5.56x45mm NATO 13.7" Lightweight Contour 1:7" Twist with Headspaced Bolt and Low Profile Gas Block

Noveske CQB Match AR-15 Barrel 5.56x45mm NATO 10.5" Medium Contour 1:7" Twist Bead Blasted Satin Grey with Swtichblock Gas Block

Sniper AR-15 12.5in Pistol Tubular / Round Forend Handguard 6061-T6 Aluminum .223/5.56 Mid-Length Matte Black

Sniper AR-15 4in Pistol Tubular / Round Forend Handguard 6061-T6 Aluminum .223/5.56 Mid-Length Matte Black

B&T APC223/556/300/308 Folding Stock BT-36316

Stag Arms AR-15 Barreled Upper Receiver 5.56x45mm NATO 16" Barrel M-LOK Handguard Flat Dark Earth

Stag Arms AR-15 Barreled Upper Receiver 5.56x45mm NATO 16" Barrel M-LOK Handguard Black

AERO PRECISION M4E1-T Complete Upper 16" 5.56 Gov Mid MOD4 15 KB

Aero Precision M4E1-T Barreled Upper Receiver 5.56x45mm NATO 12.5" Government Contour Barrel 11.4" Mod4 Handguard Olive Drab Green

Aero Precision M4E1-T Barreled Upper Receiver 5.56x45mm NATO 11.5" Government Contour Barrel 10.6" Mod4 Handguard Black

Aero Precision M4E1-T Barreled Upper Receiver 5.56x45mm NATO 14.5" Government Contour Barrel 13.5" Mod4 Handguard Black

AERO PRECISION M4E1-T Complete Upper 16" 5.56 Gov Mid MOD4 15 Blk

Aero Precision M4E1-E EQ15 Complete Upper 5.56 x 45 16inch HBAR Mid Length 1-7 Twist 1/2 x 28 Thread Cerakote FDE