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Aero Precision

Aero Precision M4e1 Threaded Ar-15 Barreled Upper 300 Blk Atlas R-One - 16"

Aero Precision M4e1 Threaded Ar-15 Barreled Upper 300 Blk Atlas R-One - 16" - Upper Receiver for AR-15 - view 1
Aero Precision M4e1 Threaded Ar-15 Barreled Upper 300 Blk Atlas R-One - 16" - Upper Receiver for AR-15 - view 2
Aero Precision M4e1 Threaded Ar-15 Barreled Upper 300 Blk Atlas R-One - 16" - Upper Receiver for AR-15 - view 3
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Aero Precision

Overview

The Aero Precision M4E1 Threaded AR-15 Barreled Upper in 300 Blackout features a complete assembly with a 16-inch barrel that has a salt bath nitride coating for enhanced durability. With a pistol-length gas system and a 1:7 twist rate, this upper is designed to stabilize a range of projectile weights, making it versatile for various shooting applications. This upper is commonly found in builds focused on the 300 Blackout caliber, particularly those optimized for shorter, compact configurations.

Specifications

MPNAPAR700705M14
Barrel CoatingSalt Bath Nitride
Twist Rate1:7
Gas System LengthPistol
Barrel Length16
Caliber300 Blackout
AssemblyComplete
Thread Pitch5/8x24
PlatformAR-15
ColorBlack
Receiver TypeM4E1

Available Merchants(4)

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Brownells
Free shipping over $99
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$499
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Optics Planet
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$595
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BattleHawk Armory
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$595
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Stag Arms
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$660
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Frequently Built With

Based on build data

BLEM PSA AR15 Complete Classic Stealth Lower, Black

BLEM PSA AR15 Complete Classic Stealth Lower, Black

Lower Receiver
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C

Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod C

Charging Handle
Aero Precision M4e1 Complete Lower Receiver W/moe Sl Grip & Sl-S Carbine Stock

Aero Precision M4e1 Complete Lower Receiver W/moe Sl Grip & Sl-S Carbine Stock

Lower Receiver
Magpul AFG-2 Angled Fore Grip - Black

Magpul AFG-2 Angled Fore Grip - Black

Foregrip
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green

Radian Raptor Charging Handle & Talon Safety Selector Combo - Od Green

Charging Handle
Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom

Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - Freedom

Lower Receiver

Build Configuration Breakdown

Aggregated and anonymized data showing how builders use this product

Platform

100%
AR-15100%

Caliber

100%
300 Blackout100%

Gas System

100%
Pistol100%
Frequently Built With Products
ProductCategoryTimes Built Together
BLEM PSA AR15 Complete Classic Stealth Lower, BlackLower Receiver360
Battle Arms Development Rack Ambidextrous Ar-15 Charging Handle - Mod CCharging Handle259
Aero Precision M4e1 Complete Lower Receiver W/moe Sl Grip & Sl-S Carbine StockLower Receiver230
Magpul AFG-2 Angled Fore Grip - BlackForegrip166
Radian Raptor Charging Handle & Talon Safety Selector Combo - Od GreenCharging Handle160
Aero Precision Stripped M4e1 Ar-15 Lower Receiver - Special Edition - FreedomLower Receiver142
Build Platform Breakdown
PlatformPercentage
AR-15100%
Build Caliber Breakdown
CaliberPercentage
300 Blackout100%
Build Gas System Breakdown
Gas SystemPercentage
Pistol100%

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