Aero Precision M4E1-T 5.56 Barreled Upper - 16" - Mid-Length - RM15 - OD Green Anodized

The Aero Precision M4E1-T 5.56 NATO barreled upper receiver assembly is designed for performance and reliability. This upper features a 16" chrome moly vanadium barrel with a mid-length gas system, offering a balance between recoil control and dwell time. The included 15" R-ONE M-LOK handguard is lightweight and rigid, featuring the Aero Taper Lock Attachment System for rugged, secure accessory mounting. The M4E1 upper receiver has an enhanced forged design with a billet-like appearance, M4 feed ramps, and laser-engraved T-marks. A standard A2 flash hider, low-profile gas block, and QD sling sockets round out the upper’s functionality. Made in the USA.

Features:

• Chambered in 5.56 NATO
• 16" 4150 CMV barrel with 1:7 twist, HP and MPI tested
• Mid-length gas system with low-profile gas block
• M4E1 forged upper with M4 feed ramps and T-marks
• 15" R-ONE M-LOK handguard with full Picatinny top rail
• Aero Taper Lock Attachment System for secure handguard fit
• QD sling sockets at 3, 6, and 9 o'clock positions
• Standard A2 flash hider included
• Made in the USA