Aero Precision M4E1 Threaded Stripped Upper Receiver - Anodized Black ballistic riot helmet If you have a proper

If you have a proper zero

Description Part # 30” Tools with 23-lb

Hook and loop ID Panel

- Steel Grade: 3/8” AR500

Suited for long descents (over 80 meters):

Aero Precision M4E1 Threaded Stripped Upper Receiver - Anodized Black ballistic riot helmet If you have a properM4E1 Threaded Stripped Upper Receiver 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 our M4E1 Enhanced Upper Receiver but is threaded to accept a standard AR15 barrel nut. It is forged from 7075 T6 Aluminum and precision machined to work with all mil spec AR15 parts. The M4E1 Threaded Upper Receiver