Aero Precision M4E1 Pro Rifle 5.56 NATO 16" Rifle

The Aero Precision M4E1 Pro Rifle in 5.56 NATO with a 16-inch barrel is a professional-grade platform built for law enforcement, military, and serious civilian operators who demand reliability without compromise. This mid-length rifle balances the velocity and range of longer barrels with the handling characteristics essential for tactical operations, vehicle entries, and close-quarters scenarios.

Aero Precision's reputation for precision manufacturing and quality control makes this rifle a trusted choice across federal, state, and local agencies. The M4E1 Pro features Aero Precision's Enhanced Upper and Lower receiver sets, which utilize precision-machined 7075-T6 aluminum with tight tolerances that minimize bolt carrier play and improve accuracy repeatability. The 16-inch barrel profile delivers optimal muzzle velocity for 5.56 NATO service rounds while maintaining the compact length preferred in close-quarters and confined-space operations.

At 9.04 lbs unloaded, the rifle maintains a manageable weight-to-firepower ratio, critical for extended operations where shooter fatigue directly impacts performance. The pro-grade furniture and properly staked castle nut ensure components remain locked under sustained fire without rattle or failure. This rifle serves law enforcement tactical teams, military personnel qualifying for individual weapons, and armed professionals requiring a battle-tested platform with zero known reliability issues in field conditions.