5.56x45mm NATO Rifle Parts

POF-USA AR-15 P415 Edge Complete Upper Receiver 5.56x45mm NATO 10.5" Barrel 9" Edge M-LOK Hanguard Tungsten

Rock River Arms AR-15 Complete Upper Receiver 5.56x45mm 10.5" Barrel

Rock River Arms AR-15 Coyote Complete Upper Receiver 223 Remington (Wylde) 16" Chrome Moly Barrel 12.5" M-LOK Handguard Black

Black Diamond Specter Xl Top End - Black Diamond Specter Xl Top End 5.56mm Nato 16'''' Bbl 1-8

M4e1 Pro Complete Lower Receiver W/ Moe Grip & Sl Carbine Stock - M4e1 Pro Comp Lower W/Moe Grip & Sl Carbine Stock Kodiak

M4e1 Pro Complete Lower Receiver W/ Moe Grip & Sl Carbine Stock - M4e1 Pro Comp Lower W/Moe Grip & Sl Carbine Stock Black

Aero Precision M4E1-T SM15 Complete Upper 5.56 x 45 16inch HBAR Mid Length 1-7 Twist 1/2 x 28 Thread Cerakote FDE

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

Aero Precision M4E1-E Complete Upper 14.5in 5.56 M4 Carbine Barrel EM-12 Handguard Gen 2 Cerakote Flat Dark Earth

AERO PRECISION M4E1 Threaded Complete Upper, 16" 5.56 M4 Barrel

Aero Precision M4E1-T Complete Upper 14.5in 5.56 Carbine Length BRL 12in M-LOK AR15 ATLAS R-ONE HG Anodized Black

M4e1 5.56 Assembled Upper Receiver W/M-Lok Atlas S-One Handguard - M4e1 5.56 Assm Uppr 16'''' Mid-Len 12'''' M-Lok Atlas S-One Hg Blk

AERO PRECISION M4E1 Cmplt Lower Rcv MOE Grip & PRS Rifle Stock

Ar-15 Super Duty Stripped Upper Receivers 5.56mm - Ar-15 16'''' Top Tier Stripped Super Duty Upper Od Green

Saker 556 Suppressor 5.56 Quick Detach - Saker 556 Suppressor 5.56 Qd Mount

Spikes Tactical Upper 5.56 16in Midlength LE w/ML Handguard and FSP Black

Aero Precision M4E1 Threaded Complete Upper Receiver 5.56 NATO 14.5 in Barrel Government Profile 1-7 Twist 1/2x28 Thread 12 in ATLAS S-ONE M-LOK

M4e1 5.56 Assembled Upper Receiver W/M-Lok Atlas S-One Handguard - M4e1 5.56 Assm Uppr 11.5'''' Carbine 9'''' Atlas S-One Hg Fde

Aero Precision M4E1 AR-15 5.56x45mm NATO 14.5 in M-LOK Upper Receiver Mid Length Barrel 1-7 Twist 1/2x28 A2 Flash Hider 12 in M-LOK Handguard No

Aero Precision M4E1 5.56mm 16in M-LOK Upper Receiver M4 Carbine Length Barrel 1-7 Twist 1/2x28 15in M-LOK Handguard Gen 2 FDE Cerakote

Bcm Mid-Length Complete Upper Receiver W/A2 Flash Hider For Ar15 - 5.56mm 16''''bbl Mid-Length Complete Upper W/A2 Flash Hider

Luth-AR 16 in Light Weight 1-7 kit minus Lower Receiver w/coll. Stock M-Lok Black Carbine

Luth-AR 16 in Light Weight kit minus Lower Receiver w/coll. Stock M-Lok Black Carbine

Mk1 Mod 2-M Complete Rifle Lower Receiver