Aero Precision

M4E1 Stripped Lower Receiver, Special Edition: Franklin Snake – Anodized Black This lower receiver features Benjamin Franklin's political cartoon "Join, or Die" engraved on the magwell. This...

Aero Precision - M5 (.308) Complete Lower Receiver - Black Our M5 .308 Complete Lower Receiver is the perfect base for your custom big-bore AR rifle. Save when you buy it complete and let our...

The ATLAS S-ONE is the newest addition to the Aero Precision Handguard lineup. Machined from 6061-T6 Aluminum, the S-ONE line of handguards are designed with size and weight in mind, providing the...

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...

Aero Precision M4E1-T Threaded Receiver Set - FDE Cerakote Elevate your AR-15 build with the Aero Precision M4E1 Threaded Receiver Set in Magpul™ Flat Dark Earth Cerakote—a rugged,...

Includes: .750 Adjustable Gas Block Stainless Steel Mid-Length Gas Tube Gas tube comes installed in gas block

These Betsy Ross Special Edition M4E1 Receiver Sets are the perfect foundation for your next build. With a custom engraving on the lower's magazine well, and a custom laser etching on the tang of the...

The M4E1 Complete Lower Receiver is the perfect base for your custom AR15 build. This complete lower features our custom designed M4E1 Lower Receiver and is upgraded to include a MOE SL® Grip and...

This complete upper bundle has everything you need to hit the ground running on your next build! Included ATLAS Handguard, Black Nitride BCG, BREACH Ambidextrous Charging Handle, and VG6...

This complete upper bundle has everything you need to hit the ground running on your next build! Included ATLAS Handguard, black nitride BCG, BREACH ambidextrous charging handle, and VG6 Delta...

This complete upper bundle has everything you need to hit the ground running on your next build! Included ATLAS Handguard, Black Nitride BCG, BREACH Ambidextrous Charging Handle, and VG6 Gamma Muzzle...

Our AR15 Pistol Marked Stripped Lower Receiver is the perfect base for your custom AR15 pistol build. Machined to mil-spec dimensions, our lowers work with standard AR15 components and ensure the...