Results for 5.56x45mm NATO AR Rifles

Aero Precision AR-15 Complete Upper Receiver 5.56 Carbine Length 10.5 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider Anodized Black

Aero Precision AR-15 Complete Upper Receiver 5.56 Carbine Length 16 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider Anodized Black

Aero Precision AR-15 Complete Upper Receiver 5.56 Rifle Length 20 inch Barrel w/Pinned FSB Magpul MOE Handguard A2 Flash Hider FDE Cerakote

Aero Precision M4E1-T Complete Upper Receiver Threaded 5.56x45mm Mid Pencil 16in Barrel ATLAS S-ONE 15in Handguard M-LOK Anodized Black

AERO PRECISION AR15 Complete Lower Receiver w/ MOE SL Grip & SL-S

AERO PRECISION M4E1 Complete Lower Receiver w/ MOE SL Grip & SL-S

AMERICAN TACTICAL IMPORTS Milsport RIA P3P 5.56 16" BBL 13" KM M4 Stock

Sr-15 Ks-3 5.56 Nato Assembled Upper Receiver - Sr-15 Ks-3 5.56 Nato 11.5'''' Bbl Assembled Upper Rcvr Black

KNIGHTS ARMAMENT 5.56mm SR-15 KS-3, 11.5", RIFLE SYSTEM

KNIGHTS ARMAMENT 5.56mm SR-15 KS-1, 13.7", RIFLE SYSTEM

Knights Armament Upper Receiver Kit 5.56 NATO 14.5 Barrel M-LOK

Knights Armament Company AR-15 Upper 5.56 NATO

Knights Armament Upper Receiver Kit 5.56 NATO 11.5 Barrel M-LOK

DANIEL DEFENSE DDM4 V9 5.56 NATO 16" 32rd - Crocodile Rattlecan

DANIEL DEFENSE DDM4 V7 5.56 NATO 16" 32rd - FDE

Daniel Defense DDM4 V7 Texas Edition 5.56/.223 Rem 16 Barrel 32-Rounds

IWI ZION SPR18 5.56 NATO 18 Inch 30 Rounds Colored Metal Finish

Ar-15 Super Duty Nano Complete Upper Receivers 5.56mm - Ar-15 10.3 Super Duty Nano Complete Upper Receiver Black

BARRETT REC7 DI 5.56 NATO 16" 30 Rd Carbine Black

DANIEL DEFENSE DDM4 V11 5.56 Carbine 16"

Aero Precision M4E1 Threaded Complete Upper 12.5" 5.56 BRL 12" M-LOK AR15 ATLAS S-ONE HG - Anodized Black

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 Blk

Aero Precision M4E1 5.56mm M4 Carbine 16 Barrel Complete Upper Receiver

LMT Defense MARS-L 16" 5.56 NATO AR-15 CQB Rifle