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Aero Precision has roots in the aerospace industry, where technical perfection is paramount. They apply the same careful techniques to manufacturing custom gun parts. We carry Aero Precision AR-15 uppers, AR lower parts, and tons of other high-quality components to help you build a solid platform and achieve repeatable results. Aero Precision uses the latest machine-tool technologies to ensure perfection and adherence to Mil-Spec standards. Count on Aero Precision for the highest quality gun parts for personal and professional use. 
What Does Aero Precision Make?
Aero Precision is a company that specializes in manufacturing and designing gun parts and accessories. They are well-known for their precision-engineered upper and lower parts for AR-15, AR-10, and other popular rifle platforms, especially their M4E1 upper receivers. Some of the products Aero Precision makes include stripped and complete upper receivers, M-LOK handguards and rail systems, barrels, bolt carrier groups, scope mounts and rings, lower parts kits, muzzle devices, and small parts and accessories like adjustable gas blocks.
What Does M4E1 Mean?
M4E1 is a designation used by Aero Precision to refer to a specific series of AR-15 and AR-10 receiver sets that they manufacture. The M4E1 receiver sets are known for their enhanced features and compatibility with Aero Precision's handguard system.
The "M4" refers to the M4 carbine, which is a compact version of the AR-15 rifle used by the U.S. Military. The M4 is a widely recognized and popular platform known for its versatility and modularity.
The "E1" signifies the first generation of Aero Precision's Enhanced Series. It indicates that the M4E1 receiver sets have specific enhancements and design features that distinguish them from Aero Precision's previous receiver offerings.
The Aero Precision M4E1 series offers several enhancements like a threaded bolt catch roll pin, integrated trigger guard, and a flared magazine well.
What Is the Aero M4E1 Compatible With?
The M4E1 Enhanced Upper Receiver is compatible with Aero Precision AR-15 Enhanced Handguards and Quantum Handguards. It is also compatible with any Mil-Spec lower receiver.
Buy Aero Precision AR Parts & Accessories at OpticsPlanet
Browse Aero Precision Reviews written by customers just like you to see what others are saying about Aero Precision gun parts. While you are here, check out our informative How-to Guides for more information about choosing the best AR-15 parts for long-range shooting and hunting. Our product experts have decades of hands-on experience and are a free resource we provide, so feel free to contact them for more information.
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