Hunting & Archery Equipment › Chrome › aero precision m4e1 lower complete

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 Assembled Upper Receiver 10.5" 5.56mm Carbine Length - M4e1 Assembled Gen2 Upper

Aero Precision's M4E1 5.56mm 10.5" Carbine Upper Receiver comes fully assembled, lacking only a bolt/carrier group and charging handle - the two most popular components for customization. At its heart is Aero's forged M4E1 receiver that combines the... more

Aero Precision M4e1 Assembled Upper Receiver .300 Blackout Black - M4e1 Assembled Gen 2 Upper Receiv

From Aero Precision, the AR-15 M4E1 .300 Blackout Assembled Upper Receivers. Chambered in 300 Blackout, the upper is finished with black anodizing and available in three lengths, each with different length handguards. This upper does not come with the... more

Aero Precision M4e1 Assembled Upper Receiver .300 Blackout Black - M4e1 Assembled Gen 2 Upper Receiv

From Aero Precision, the AR-15 M4E1 .300 Blackout Assembled Upper Receivers. Chambered in 300 Blackout, the upper is finished with black anodizing and available in three lengths, each with different length handguards. This upper does not come with the... 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 Complete Upper Receiver M4E1-T 5.56 16in Mid-Length Barrel 15in M-LOK ATLAS S-ONE Handguard Cerakote Flat Dark Earth APAR700315M7

Aero Precision Complete Upper Receiver M4E1-T 5.56 16in Mid-Length Barrel 15in M-LOK ATLAS S-ONE Handguard Cerakote Flat Dark Earth APAR700315M7. 56 Mid Pencil Barrel w/ ATLAS S-ONE Handguard Complete Upper Receiver. These AR15 Upper Receivers built by... more

Aero Precision Complete Upper Receiver M4E1-T 10in .300 Blackout Barrel 9in M-LOK ATLAS S-ONE Handguard Anodized Black APAR700302M4

Aero Precision Complete Upper Receiver M4E1-T 10in .300 Blackout Barrel 9in M-LOK ATLAS S-ONE Handguard Anodized Black APAR700302M4. The R-ONE handguards are designed with size and weight in mind while still providing plenty of real-estate to... more

Aero Precision M4E1 Threaded .300 Blackout Complete Upper Receiver 10in 1-7 Twist 5/8x24 Thread ATLAS R-ONE Handguard Black Anodized APAR700702M4

Aero Precision M4E1 Threaded .300 Blackout Complete Upper Receiver 10in 1-7 Twist 5/8x24 Thread ATLAS R-ONE Handguard Black Anodized APAR700702M4. The R-ONE handguards are designed with size and weight in mind while still providing plenty of... 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

Aero Precision M4E1 Complete Upper Receiver AR-15 7.5 in Rifle Length Barrel 7 in Quad Rail Handguard No BCH/CH Magpul Cerakote Flat Dark Earth

Aero Precision M4E1 Complete Upper Receiver AR-15 7.5 in Rifle Length Barrel 7 in Quad Rail Handguard No BCH/CH Magpul Cerakote Flat Dark Earth. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and... more

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EQ-15 HG No BCG/Charging Handle Gen 2 FDE Cerakote 16in APAR600252Q14

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EQ-15 HG No BCG/Charging Handle Gen 2 FDE Cerakote 16in APAR600252Q14. 300 BLK Complete Uppers are equipped with CMV medium profile barrels. Along with excellent fit and finish these AR15... 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 .300 Blackout Barrel EM-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251M14

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EM-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251M14. 300 BLK Complete Uppers are equipped with CMV medium profile barrels. Along with excellent fit and finish these... more

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EQ-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251Q14

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EQ-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251Q14. 300 BLK Complete Uppers are equipped with CMV medium profile barrels. Along with excellent fit and finish these... 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 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 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 Complete Upper Receiver AR-15 10.5 in Rifle Length Barrel 9 in Quad Rail Handguard No BCH/CH Anodized Black APAR640221Q2

Aero Precision M4E1 Complete Upper Receiver AR-15 10.5 in Rifle Length Barrel 9 in Quad Rail Handguard No BCH/CH Anodized Black APAR640221Q2. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and... more

Aero Precision M4E1 Complete Upper Receiver AR-15 10.5 in Rifle Length Barrel 9 in M-LOK Handguard No BCH/CH Anodized Black APAR640221M2

Aero Precision M4E1 Complete Upper Receiver AR-15 10.5 in Rifle Length Barrel 9 in M-LOK Handguard No BCH/CH Anodized Black APAR640221M2. Key features include the addition of quick disconnect sling sockets enhanced milling design for grip and visual... 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 Complete Upper Receiver M4E1 .300 Blackout Barrel EQ-12 HG No BCG/Charging Handle Gen 2 FDE Cerakote 16in APAR600232Q14

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EQ-12 HG No BCG/Charging Handle Gen 2 FDE Cerakote 16in APAR600232Q14. 300 BLK Complete Uppers are equipped with CMV medium profile barrels. Along with excellent fit and finish these AR15... 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 .300 Blackout Barrel EM-12 HG No BCG/Charging Handle Gen 2 FDE Cerakote 16in APAR600232M14

Aero Precision Complete Upper Receiver M4E1 .300 Blackout Barrel EM-12 HG No BCG/Charging Handle Gen 2 FDE Cerakote 16in APAR600232M14. 300 BLK Complete Uppers are equipped with CMV medium profile barrels. Along with excellent fit and finish these AR15... 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

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 14.5in 5.56 Carbine Length Barrel 12in M-LOK ATLAS S-ONE Handguard Flat Dark Earth APAR700314M32

Aero Precision Complete Upper Receiver M4E1-T 14.5in 5.56 Carbine Length Barrel 12in M-LOK ATLAS S-ONE Handguard Flat Dark Earth APAR700314M32. The S-ONE line of handguards are designed with size and weight in mind providing the perfect addition to... more

Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 20in 1-7 Twist A2 Flash Hider ATLAS R-ONE Handguard Black Anodized APAR700705M48

Aero Precision M4E1 Threaded 5.56mm Complete Upper Receiver 20in 1-7 Twist A2 Flash Hider ATLAS R-ONE Handguard Black Anodized APAR700705M48. 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 .300 Barrel EM-7 HG No BCG/Charging Handle Gen 2 Anodized Black 8in APAR600211M1

Aero Precision Complete Upper Receiver M4E1 .300 Barrel EM-7 HG No BCG/Charging Handle Gen 2 Anodized Black 8in APAR600211M1. 300 Blackout Barrels are equipped with Chrome Moly Vanadium barrels. Along with solid fit and finish these AR15 Upper... more

Aero Precision Complete Upper Receiver M4E1-T 5.56 16in Mid-Length Barrel 12in M-LOK ATLAS S-ONE Handguard Anodized Black APAR700304M7

Aero Precision Complete Upper Receiver M4E1-T 5.56 16in Mid-Length Barrel 12in M-LOK ATLAS S-ONE Handguard Anodized Black APAR700304M7. 56 Mid Pencil Barrel w/ ATLAS S-ONE Handguard Complete Upper Receiver. These AR15 Upper Receivers built by Aero... more

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 16in 5.56 Mid SM15 Anodized Black APAR712105M7

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 16in 5.56 Mid SM15 Anodized Black APAR712105M7. The M4E1 Enhanced Upper Receiver is a one-piece design combining the handguard mounting platform with the upper receiver itself.... more

Aero Precision Complete Upper Receiver M4E1-T 5.56 16in M4 Barrel 15in M-LOK ATLAS S-ONE Handguard Anodized Black APAR700305M6

Aero Precision Complete Upper Receiver M4E1-T 5.56 16in M4 Barrel 15in M-LOK ATLAS S-ONE Handguard Anodized Black APAR700305M6. Specifications for Aero Precision M4E1 16in 5.56 ATLAS S-ONE M-LOK Complete Upper Receiver with Flash Hider: Manufacturer:... more

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 16in 5.56 Mid RM15 Anodized Black APAR712705M7

Aero Precision M4E1 Threaded No Forward Assist Complete Upper Receiver 16in 5.56 Mid RM15 Anodized Black APAR712705M7. The M4E1 Enhanced Upper Receiver is a one-piece design combining the handguard mounting platform with the upper receiver itself.... more

Aero Precision M4E1-T Complete Upper Receiver Threaded 5.56x45mm Mid Pencil 16in Barrel ATLAS S-ONE 12in Handguard M-LOK Anodized Black APAR700304M39

Aero Precision M4E1-T Complete Upper Receiver Threaded 5.56x45mm Mid Pencil 16in Barrel ATLAS S-ONE 12in Handguard M-LOK Anodized Black APAR700304M39. 56 Mid Pencil Barrel w/ ATLAS S-ONE Handguard Complete Upper Receiver. These AR15 Upper Receivers... more

Aero Precision Complete Upper Receiver M4E1 .300 Barrel EQ-7 HG No BCG/Charging Handle Gen 2 FDE Cerakote 8in APAR600212Q1

Aero Precision Complete Upper Receiver M4E1 .300 Barrel EQ-7 HG No BCG/Charging Handle Gen 2 FDE Cerakote 8in APAR600212Q1. 300 Blackout Barrels are equipped with Chrome Moly Vanadium barrels. Along with solid fit and finish these AR15 Upper Receivers... more