Aero Precision Upper Receivers

Aero Precision M5E1 Complete Upper Flat Dark Earth .308 Win 18 Barrel

Aero Precision Complete Upper Receiver M5 .308 Winchester 18in Fluted SS Barrel Rifle Length w/ ATLAS S-ONE 15in M-LOK Handguard FDE

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

M4e1 Assembled Upper Receiver 18'''' 5.56 Rifle Length - M4e1 5.56mm Assem Uppr Rcvr Govt 18'''' Bbl Rifle-Length Blk

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

Aero Precision A3 Flattop Assembled Left-Handed Upper Receiver

Aero Precision SM10.3 M4E1-T Complete Upper w/11.5in 5.56 Barrel Black

Aero Precision LR-308 M5 Barreled Upper Receiver 308 Winchester 16" Barrel Atlas R-One M-LOK Handguard Anodized Kodiak Brown

Aero Precision M4E1-T RM10.3 Complete Upper 5.56 x 45 12.5inch Government Carbine 1-7 Twist 1/2 x 28 Thread Cerakote FDE

Aero Precision M4E1 Threaded PRO 12.5" CHF 5.56 M-LOK Midlength Complete Upper

Aero Precision Complete Upper Receiver M4E1-T RM12.7 5.56x45mm NATO 13.9in Government Mid Length 1 in 7 1/2 x 28 12.7in A2 Flash Hider Cerakote FDE

Aero Precision Complete Upper Receiver M4E1-T RM12.7 5.56x45mm NATO 13.9in Government Mid Length 1 in 7 1/2 x 28 12.7in A2 Flash Hider Anodized Black

AERO PRECISION M4E1 Complete Upper 5.56 NATO 16" HBAR CMV Barrel, 15" ATLAS R-ONE M-LOK Handguard

AERO PRECISION M4E1-T-NO FA- Comp. Upper 10.5" 5.56 Carbine

Aero Precision M4E1 Enhanced Assembled AR-15 Upper Receiver No Forward Assist Aluminum Black

Aero Precision AR15 Complete Upper w/ No Forward Assist, 8" .300 Blackout Barrel, 7" M-LOK ATLAS S-ONE Handguard - Anodized Black

Aero Precision 16" 5.56 AR-15 Complete Upper w/ Pinned FSB, MOE SL Carbine - FDE

Aero Precision Complete Upper Receiver M4E1-T 8in .300 Blackout BRL 7in M-LOK ATLAS S-ONE HG Cerakote Flat Dark Earth

Aero Precision M4E1 Threaded Complete Upper, 7.5" 5.56 Barrel, 7" M-LOK ATLAS S-ONE Handguard - Anodized Black

Aero Precision M4E1 Enhanced Complete Upper Receiver 5.56 NATO 14.5 in Barrel Government Profile 1-7 Twist 12 in M-LOK Handguard Pinned VG6 Epsilon

Aero Precision Complete Upper Receiver w/Flash Hider M4E1 .300 Barrel EM-9 HG No BCG/Charging Handle Gen 2 FDE Cerakote 10in APAR600222M4

Aero Precision M4E1 Complete Upper, 7.5" 5.56 Barrel, EM-7 Gen 2 Handguard - FDE Cerakote

M4e1 5.56mm Assembled Upper Receiver W/Gen-2 Handguard & Fsb - M4e1 5.56 Assm Uppr Rcvr Gov 10.5'''' Bbl Carbine W/7''''hg & Fsb

AERO PRECISION M5E1 Complete Upper 18" .308 Rifle Barrel EM15 Ano