Aero Precision M4E1, Assembled Upper Receiver, Anodized Finish, Olive Drab Green, Fits AR15 APAR700220AC

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 as their M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075-T6 Aluminum" precision machined to work with all mil-spec AR15 parts and includes the port door and forward assist pre-installed.

Enhanced forging that gives the upper receiver a billet look

Picatinny profile that blends seamlessly with their Enhanced and ATLAS Series Handguards

M4 Feedramps

.250 takedown pin holes

Laser engraved T-marks

Includes threaded forward assist roll pin

Includes port door and forward assist

Finish:	Anodized
Fit:	AR15
Manufacturer:	Aero Precision
Manufacturer part #:	APAR700220AC
Model:	M4E1
Type:	Upper
Sub Category:	Upper Receivers
Color:	Olive Drab Green