Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 7.5in 5.56 Pistol Length Barrel 7in M-LOK ATLAS R-ONE Handguard

Aero Precision Ar-15 Assembled Upper Receiver 5.56mm - 5.56 Nato Assembld Upper Rcvr No Forward Assi

The AR15 Assembled Upper Receiver comes with the port door already installed. This specific model does not have forward assist provisions. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil-spec M16/M4 specifications and... ... more

Aero Precision Ar-15/M16 Assembled Upper Receiver - 5.56x45 Nato Assembled Upper Receiver For Ar-15

The AR-15 Assembled Upper Receiver comes with the port door and forward assist already installed. Forged from 7075-T6 aluminum, this assembled upper is precision machined to mil- spec M16/M4 specifications and features M4 feedramps. Black model... ... more

Aero Precision Ar15 Comp Assembled Upper 5.56 Nato Carbine Barrel W/Pinned Fsb - 5.56 Assembled Uppe

AR15 Assembled Upper, 5.56 Nato Carbine Barrel W/Pinned Front sight base MOE SL or MOE SL ML Carbine Handguard - Black Available in 10.5" or 16" barrel. 10.5" Upper Features: Upper: Standard AR15 Upper Receiver Barrel: 10.5" 5.56 Carbine Barrel w/... ... more

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 10.5in 5.56 Barrel 9in M-LOK ATLAS S-ONE Handguard Anodized Black

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 10.5in 5.56 Barrel 9in M-LOK ATLAS S-ONE Handguard Anodized Black. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you... ... more

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 11.5in 5.56 Barrel 9in M-LOK ATLAS R-ONE Handguard Anodized Black

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 11.5in 5.56 Barrel 9in M-LOK ATLAS R-ONE Handguard Anodized Black. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you... ... more

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 11.5in 5.56 Barrel 9in M-LOK ATLAS S-ONE Handguard Anodized Black

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 11.5in 5.56 Barrel 9in M-LOK ATLAS S-ONE Handguard Anodized Black. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you... ... more

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in M-LOK Handguard No BCG/CH Magpul

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in M-LOK Handguard No BCG/CH Magpul. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you... ... more

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 12in M-LOK Handguard No BCG/CH Magpul

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 12in M-LOK Handguard No BCG/CH Magpul. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you... ... more

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in Quad Rail Handguard No BCG/CH

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in Quad Rail Handguard No BCG/CH. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you the... ... more

Aero Precision M4E1 Complete Upper Receiver AR-15 5.56x45mm NATO 14.5 in Mid Length Barrel 12 in M-LOK Handguard No BCG/CH Magpul Cerakote Flat Dark

Aero Precision M4E1 Complete Upper Receiver AR-15 5.56x45mm NATO 14.5 in Mid Length Barrel 12 in M-LOK Handguard No BCG/CH Magpul Cerakote Flat Dark. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip... ... more

Aero Precision M4E1 Complete Upper Receiver AR-15 5.56x45mm NATO 16 in Mid Length Barrel 12 in Quad Rail Handguard No BCG/CH Anodized Black

Aero Precision M4E1 Complete Upper Receiver AR-15 5.56x45mm NATO 16 in Mid Length Barrel 12 in Quad Rail Handguard No BCG/CH Anodized Black. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and visual... ... more

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 12in M-LOK Handguard No BCG/CH

Aero Precision M4E1 Mid Barrel Complete Upper Receiver w/Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 12in M-LOK Handguard No BCG/CH. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you the full... ... more

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 16in Government Mid Length 1 in 7 1/2 x 28 12.7in A2 Flash Hider Cerakote FDE

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 16in Government Mid Length 1 in 7 1/2 x 28 12.7in A2 Flash Hider Cerakote FDE. The R-ONE handguards are designed with size and weight in mind while still providing plenty of real-estate to... ... more

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 16in Government Carbine Length 1 in 7 1/2 x 28 12.7in A2 Flash Hider Cerakote FDE

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 16in Government Carbine Length 1 in 7 1/2 x 28 12.7in A2 Flash Hider Cerakote FDE. The R-ONE handguards are designed with size and weight in mind while still providing plenty of real-estate... ... more

Aero Precision Complete Upper Receiver M4E1-T SM-15 5.56x45mm NATO 16in Government Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Anodized Kodiak

Aero Precision Complete Upper Receiver M4E1-T SM-15 5.56x45mm NATO 16in Government Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Anodized Kodiak. The S-ONE line of handguards are designed with size and weight in mind providing the perfect addition to... ... more

Aero Precision Complete Upper Receiver M4E1-T SM12.7 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 SM12.7 5.56x45mm NATO 13.9in Government Mid Length 1 in 7 1/2 x 28 12.7in A2 Flash Hider Cerakote FDE. The S-ONE line of handguards are designed with size and weight in mind providing the perfect addition... ... more

Aero Precision Complete Upper Receiver M4E1-T RM-15 5.56x45mm NATO 16in Government Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Anodized Kodiak

Aero Precision Complete Upper Receiver M4E1-T RM-15 5.56x45mm NATO 16in Government Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Anodized Kodiak. The R-ONE handguards are designed with size and weight in mind while still providing plenty of... ... more

Aero Precision M4E1 Complete Upper Receiver with Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in M-LOK Handguard No BCG/CH Anodized Black

Aero Precision M4E1 Complete Upper Receiver with Flash Hider AR-15 5.56x45mm NATO 16in Mid Length Barrel 15in M-LOK Handguard No BCG/CH Anodized Black. 56 Mid Barrel Complete Upper Receiver with Flash Hider is an amazing option. Designed to give you... ... more

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 11.5in Government Carbine Length 1 in 7 1/2 x 28 10.3in A2 Flash Hider Anodized OD Green

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 11.5in Government Carbine Length 1 in 7 1/2 x 28 10.3in A2 Flash Hider Anodized OD Green. The R-ONE line of handguards are designed with size and weight in mind providing the perfect addition... ... more

Aero Precision Complete Upper w/ No Forward Assist M4E1-T 5.56 8in 5.56 Pistol Barrel RM7.3 Anodized Black APAR712701M102

Aero Precision Complete Upper w/ No Forward Assist M4E1-T 5.56 8in 5.56 Pistol Barrel RM7.3 Anodized Black APAR712701M102. 56 Complete Upper with Flash Hider w/ No Forward Assist then you've found yourself in the right spot.. These AR15 Upper Receivers... ... more

Aero Precision M4E1 Enhanced No Forward Assist Complete Upper Receiver 16in 5.56 Mid EM15 FDE APAR612294M7

Aero Precision M4E1 Enhanced No Forward Assist Complete Upper Receiver 16in 5.56 Mid EM15 FDE APAR612294M7. The M4E1 Enhanced Upper Receiver is a one-piece design combining the handguard mounting platform with the upper receiver itself. Through... ... more

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 16in 5.56 Mid SM15 FDE APAR712115M7

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 16in 5.56 Mid SM15 FDE APAR712115M7. The M4E1 Enhanced Upper Receiver is a one-piece design combining the handguard mounting platform with the upper receiver itself. Through... ... more

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 16in Pencil Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Cerakote FDE APAR700715M39

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 16in Pencil Mid Length 1 in 7 1/2 x 28 15in A2 Flash Hider Cerakote FDE APAR700715M39. The R-ONE handguards are designed with size and weight in mind while still providing plenty of... ... more

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 18in Government Rifle Length 1 in 7 1/2 x 28 15in A2 Flash Hider Cerakote FDE

Aero Precision Complete Upper Receiver M4E1-T 5.56x45mm NATO 18in Government Rifle Length 1 in 7 1/2 x 28 15in A2 Flash Hider Cerakote FDE. The R-ONE handguards are designed with size and weight in mind while still providing plenty of real-estate to... ... more

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 14.7in 5.56 Mid Pencil Barrel 12in M-LOK ATLAS S-ONE Handguard

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 14.7in 5.56 Mid Pencil Barrel 12in M-LOK ATLAS S-ONE Handguard. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you can... ... more

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 16in 5.56 Mid Pencil Barrel 15in M-LOK ATLAS R-ONE Handguard Anodized

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 16in 5.56 Mid Pencil Barrel 15in M-LOK ATLAS R-ONE Handguard Anodized. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver... ... more

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 14.7in 5.56 Mid Pencil Barrel 12in M-LOK ATLAS R-ONE Handguard

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 14.7in 5.56 Mid Pencil Barrel 12in M-LOK ATLAS R-ONE Handguard. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver you can... ... more

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 16in 5.56 Mid Pencil Barrel 15in M-LOK ATLAS S-ONE Handguard Anodized

Aero Precision AR-15 5.56x45mm NATO Complete Upper Receiver w/ No Forward Assist 16in 5.56 Mid Pencil Barrel 15in M-LOK ATLAS S-ONE Handguard Anodized. By combining our lightest handguards and barrel profiles with the No Forward Assist Upper Receiver... ... more

Dark Storm Industries DS-15 Typhoon Complete Upper Receiver 5.56 NATO 7.5in Barrel M4 Pistol Profile 1-7 Twist 1/2x28 Thread M-Lok Firestorm Type III

Dark Storm Industries DS-15 Typhoon Complete Upper Receiver 5.56 NATO 7.5in Barrel M4 Pistol Profile 1-7 Twist 1/2x28 Thread M-Lok Firestorm Type III. 750 Micro Gas Block andPistol Gas System DSI 7.5" SOCOM 5.56 Threaded 1:7 Nitrite Barrel andDSI... ... more

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine RM9.2 Anodized Black APAR712702M2

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine RM9.2 Anodized Black APAR712702M2. The included ATLAS R-ONE Handguard is designed with size and weight in mind while still providing plenty of real-estate to... ... more

Aero Precision M4E1 Enhanced No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine EM-9.3 Anodized Black APAR612275M2

Aero Precision M4E1 Enhanced No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine EM-9.3 Anodized Black APAR612275M2. The M4E1 Enhanced Upper Receiver is a one-piece design combining the handguard mounting platform with the upper receiver... ... more

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine SM9.2 Anodized Black APAR712102M2

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 10.5in 5.56 Carbine SM9.2 Anodized Black APAR712102M2. The included ATLAS R-ONE Handguard is designed with size and weight in mind while still providing plenty of real-estate to... ... more

Aero Precision M4E1 Enhanced No Forward Assist Complete Upper Receiver 16in 5.56 Mid EM15 Anodized Black APAR612218M7

Aero Precision M4E1 Enhanced No Forward Assist Complete Upper Receiver 16in 5.56 Mid EM15 Anodized Black APAR612218M7. The M4E1 Enhanced Upper Receiver is a one-piece design combining the handguard mounting platform with the upper receiver itself.... ... more

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

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. Our proprietary ATLAS attachment system is a durable and dependable mounting platform maintaining a slim... ... more

Wilson Combat Upper Complete Forged 5.56 NATO Protector Mid Length 16in Round Q-Comp 1-8 Twist Black Without Forward Assist Black TR-UFW556LEM16RQ8B

Wilson Combat Upper Complete Forged 5.56 NATO Protector Mid Length 16in Round Q-Comp 1-8 Twist Black Without Forward Assist Black TR-UFW556LEM16RQ8B. Complete High Performance AR Upper Receiver Units use the same top tier components skilled gunsmith... ... more

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 16in 5.56 Mid RM15 FDE APAR712715M7

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 16in 5.56 Mid RM15 FDE APAR712715M7. The M4E1 Enhanced Upper Receiver is a one-piece design combining the handguard mounting platform with the upper receiver itself. Through... ... more

TacFire Complete Upper Receiver AR-15 Lower Parts Kit 5.56mm 7.5in Barrel Pistol Length 7in M-LOK Handguard Anodized Black PK556-LPK

TacFire Complete Upper Receiver AR-15 Lower Parts Kit 5.56mm 7.5in Barrel Pistol Length 7in M-LOK Handguard Anodized Black PK556-LPK. Everything you need to build out your 5.56 pistol just add a lower receiver. Includes : 7.5" Barrel Low profile gas... ... more