Hunting & Archery Equipment › aero precision m4e1 assembled upper

Aero Precision M4E1 5.56 Threaded Assembled Upper Receiver No Forward Assist FDE Cerakote APAR712202AC

Aero Precision M4E1 5.56 Threaded Assembled Upper Receiver No Forward Assist FDE Cerakote APAR712202AC. Machined from custom 7075-T6 aluminum forgings this upper receiver is compatible with mil-spec AR15 components. Specifications for Aero Precision... more

Aero Precision M4e1 Assembled Upper Receiver Threaded 5.56mm Fde - Ar-15 M4e1 Assembled Upper Receiv

The M4E1 Threaded Upper Receiver features a new angular machined design that helps it stand apart from standard mil-spec upper receivers. This upper receiver features the same enhanced body profile as our M4E1 Enhanced Upper Receiver but is threaded to... 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 5.56 Mid-Length - M4e1 Assembled Gen 2 Upper Receiver 1

Aero Precision's M4E1 5.56mm Mid-Length Upper Receiver comes fully assembled, lacking only a bolt/carrier group and charging handle - the two components most often replaced by customizers. "Mid-Length" refers to the gas tube, which is longer than the... more

AERO PRECISION Ultralight 1 Scope Mount SPR - Anodized Black (APRA210700)

Ultralight 1 SPR Scope Mount features a rear ring that is pushed forward 2 resulting in better eye relief. This scope mount is designed to fit upper receivers with Mil-Spec 1913 Picatinny rails and features a cross-slot keyway that offers exce more

Aero Precision Ultralight 34mm Scope Mount Extended FDE

Featuring a rigid lightweight design our Ultralight 34mm Extended Scope Mount features a rear ring that is pushed forward 1 resulting in better eye relief. This scope mount is designed to fit AR type upper receivers with Mil-Spec 1913 Picatinny rails... more

Aero Precision Ultralight 30mm Scope Mount SPR Anodized Black

Our Ultralight 30mm SPR Scope Mount features a rear ring that is pushed forward 2 resulting in better eye relief. This scope mount is designed to fit AR type upper receivers with Mil-Spec 1913 Picatinny rails and features a cross-slot keyway that... more

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EM-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231M9

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EM-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231M9. These AR15 Upper Receivers from the trendsetters at Aero Precision comes fully assembled so that you can lock in... more

Aero Precision M4E1 5.56 Threaded Assembled Upper Receiver No Forward Assist Anodized Black APAR712201AC

Aero Precision M4E1 5.56 Threaded Assembled Upper Receiver No Forward Assist Anodized Black APAR712201AC. Machined from custom 7075-T6 aluminum forgings this upper receiver is compatible with mil-spec AR15 components. Specifications for Aero Precision... more

Aero Precision M4E1 Threaded Assembled Upper Receiver M16/AR-15 Magpul Cerakote Flat Dark Earth APAR700202AC

Aero Precision M4E1 Threaded Assembled Upper Receiver M16/AR-15 Magpul Cerakote Flat Dark Earth APAR700202AC. Aero Precision machined these AR15 Upper Receivers from rugged and lightweight 7075-T6 forged aluminum complete with your choice of finish... more

Aero Precision M4E1 Threaded Assembled Upper Receiver M16/AR-15 Magpul Cerakote OD Green APAR700417AC

Aero Precision M4E1 Threaded Assembled Upper Receiver M16/AR-15 Magpul Cerakote OD Green APAR700417AC. Aero Precision machined these AR15 Upper Receivers from rugged and lightweight 7075-T6 forged aluminum complete with your choice of finish that... more

Aero Precision M4E1 Threaded Assembled Upper Receiver M16/AR-15 Anodized Black APAR700201AC

Aero Precision M4E1 Threaded Assembled Upper Receiver M16/AR-15 Anodized Black APAR700201AC. Aero Precision machined these AR15 Upper Receivers from rugged and lightweight 7075-T6 forged aluminum complete with your choice of finish that enhances... more

Aero Precision M4E1 Threaded Assembled Upper Receiver M16/AR-15 Magpul Cerakote Sniper Grey APAR700272AC

Aero Precision M4E1 Threaded Assembled Upper Receiver M16/AR-15 Magpul Cerakote Sniper Grey APAR700272AC. Aero Precision machined these AR15 Upper Receivers from rugged and lightweight 7075-T6 forged aluminum complete with your choice of finish that... more

Aero Precision M4E1 Enhanced Assembled Upper Receiver FDE APAR600202AC

Aero Precision M4E1 Enhanced Assembled Upper Receiver FDE APAR600202AC. 56 NATO - The M4E1 upper receiver is a one-piece design combining the handguard mounting platform with the upper itself. It is machined from 7075-T6 aluminum with M4 feedramps .250... more

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231Q9

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-12 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600231Q9. These AR15 Upper Receivers from the trendsetters at Aero Precision comes fully assembled so that you can lock in... more

Aero Precision M4E1 Assembled Upper Receiver Thread M-LOK Handguard Anodized Brown APAR700222AC

Aero Precision M4E1 Assembled Upper Receiver Thread M-LOK Handguard Anodized Brown APAR700222AC. Aero Precision machined these AR15 Upper Receivers from rugged and lightweight 7075-T6 forged aluminum complete with your choice of finish that enhances... more

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-15 HG No BCG/Charging Handle Gen 2 FDE Cerakote 16in APAR600252Q9

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-15 HG No BCG/Charging Handle Gen 2 FDE Cerakote 16in APAR600252Q9. These AR15 Upper Receivers from the trendsetters at Aero Precision comes fully assembled so that you can lock in and... more

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251Q9

Aero Precision Complete Upper Receiver M4E1 .223 Wylde Mid Barrel EQ-15 HG No BCG/Charging Handle Gen 2 Anodized Black 16in APAR600251Q9. These AR15 Upper Receivers from the trendsetters at Aero Precision comes fully assembled so that you can lock in... more

Aero Precision M4e1 Assembled Upper Receiver 18" 5.56 Rifle Length - M4e1 Assembled Gen 2 Upper Rece

The M4E1 5.56mm 18" Rifle Upper Receiver adds two important benefits to Aero Precision's M4E1 carbine upper. First, the longer 18" barrel imparts extra velocity to the bullet with a very small addition to the rifle's OAL. Second, the longer... 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 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 5.56 Mid-Length - M4e1 Assembled Gen 2 Upper Receiver 1

Aero Precision's M4E1 5.56mm Mid-Length Upper Receiver comes fully assembled, lacking only a bolt/carrier group and charging handle - the two components most often replaced by customizers. "Mid-Length" refers to the gas tube, which is longer than the... more

Aero Precision M4e1 Assembled Upper Receiver .223 Wylde Black - M4e1 Assembled Gen 2 Upper Receiver

Aero Precision's M4E1 .223 Wylde Upper Receiver provides rifle-like performance - and versatility - in a carbine-sized package. It features a .223 Wylde chamber that is optimized to deliver excellent performance from both military 5.56x45mm NATO and... 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 16" 5.56 Carbine Length - M4e1 Assembled Gen 2 Upper Re

Aero Precision's M4E1 5.56mm 16" Carbine Upper Receiver comes fully assembled, minus only the bolt/carrier group and charging handle - the two components any AR-15 fan with even a little urge to customize wants to replace anyway. Aero's M4E1 receiver... more

Aero Precision Ar-15 M4e1 Assembled Upper No Forward Assist - Ar-15 M4e1 Assembled Upper No Forward

This upper receiver features the same tried-and-true construction and aesthetics as Aero's M4E1 Enhanced Upper Receivers, without provisions for a forward assist. The M4E1 Enhanced Upper Receiver is a one-piece design combining the handguard mounting... more

Aero Precision M4e1 Threaded 350 Legend Assembled Upper Receiver - M4e1 Threaded Assembled Upper 350

M4E1 Threaded Upper Receiver Features: New enhanced forging that gives the upper receiver a "billet look" New picatinny profile that blends seamlessly with our Enhanced Series Handguards M4 Feedramps .250 takedown pin holes Laser engraved T-marks... more

Aero Precision M4e1 Threaded 350 Legend Assembled Upper Receiver - M4e1 Threaded Assembled Upper 350

M4E1 Threaded Upper Receiver Features: New enhanced forging that gives the upper receiver a "billet look" New picatinny profile that blends seamlessly with our Enhanced Series Handguards M4 Feedramps .250 takedown pin holes Laser engraved T-marks... more

Aero Precision M4e1-T 223 Wylde Assembled Upper Receiver - M4e1-T 223 Wylde 18" Bbl Assembled Upper

This assembled upper includes Aero Precision's new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Their... more

Aero Precision M4e1 Threaded 350 Legend Assembled Upper Receiver - M4e1 Threaded Assembled Upper 350

M4E1 Threaded Upper Receiver Features: New enhanced forging that gives the upper receiver a "billet look" New picatinny profile that blends seamlessly with our Enhanced Series Handguards M4 Feedramps .250 takedown pin holes Laser engraved T-marks... more

Aero Precision M4e1-T 223 Wylde Assembled Upper Receiver - M4e1-T 223 Wylde 16" Bbl Complete Upper W

This assembled upper includes Aero Precision's new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Their... more

Aero Precision M4e1 Threaded 6.5 Grendel Assembled Upper Receiver W/Atlas R-One - M4e1-T 20" Complet

Upgrade the performance of your AR15 build with this 6.5 Grendel Complete Upper Receiver. Designed to be a low recoil/high accuracy cartridge, the 6.5 Grendel is ideal for those looking to stretch the legs of their AR15 rifle, with proven results at... more

Aero Precision M4e1 Threaded 6.5 Grendel Assembled Upper Receiver W/Atlas R-One - M4e1-T 20" Complet

Upgrade the performance of your AR15 build with this 6.5 Grendel Complete Upper Receiver. Designed to be a low recoil/high accuracy cartridge, the 6.5 Grendel is ideal for those looking to stretch the legs of their AR15 rifle, with proven results at... more

Aero Precision M4e1 Threaded 6.5 Grendel Assembled Upper Receiver W/Atlas R-One - M4e1-T 18" Complet

Upgrade the performance of your AR15 build with this 6.5 Grendel Complete Upper Receiver. Designed to be a low recoil/high accuracy cartridge, the 6.5 Grendel is ideal for those looking to stretch the legs of their AR15 rifle, with proven results at... more

Aero Precision M4e1 Upper Receivers Complete Threaded 5.56mm - M4e1-T 223 Wylde 16" Bbl Assembled U

This complete upper includes Aero Precision's new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Their... more

Aero Precision M4e1 Upper Receivers Complete Threaded 5.56mm - M4e1-T 223 Wylde 18" Bbl Assembled U

This complete upper includes Aero Precision's new ATLAS R-ONE Handguard! The R-ONE handguards are designed with size and weight in mind, while still providing plenty of real-estate to accommodate any attachment needs the end user may have. Their... more

Aero Precision M4e1 Upper Receivers Complete .300 Blackout - Assembled Upper 10" Barrel 9" M-Lok A

This complete upper includes Aero Precision's new ATLAS S-ONE Handguard! The S-ONE line of handguards are designed with size and weight in mind, providing the perfect addition to your lightweight build. Their proprietary ATLAS attachment system is a... more