Aero Precision M4E1 Threaded Stripped Upper Receiver - Anodized Black ballistic riot helmet - Steel Grade: 3/8” AR500

- Steel Grade: 3/8” AR500

Double stitched for durability

blocked keep going

If you have a proper zero

Award-winning LifeStraw water filter is a must-carry tool for hiking

Aero Precision M4E1 Threaded Stripped Upper Receiver - Anodized Black ballistic riot helmet - Steel Grade: 3/8” AR500M4E1 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