Aero M4e1 Assembled Upper

Aero Precision M4E1 Threaded Assembled Upper Receiver Features The Aero Precision M4E1 Threaded Assembled Upper Receiver stands out from standard mil-spec upper receivers with its angular machined design, giving it a unique billet look. This upper receiver is precision machined to work seamlessly with all mil-spec AR15 parts and includes the port door and forward assist pre-installed. The M4E1 Threaded Upper Receiver is designed to pair perfectly with the M4E1 Lower Receiver, offering a sleek and sturdy rifle configuration at an affordable price. Specifications Material and Construction Material: Forged from 7075-T6 Aluminum, providing durability and strength. Precision Machining: Ensures a precise fit with all mil-spec AR15 parts. Accessories Port Door and Forward Assist: Installed for ease of use and enhanced functionality. Threaded Forward Assist Roll Pin: Ensures secure installation. Aesthetic Features Enhanced Forging: Provides a "billet look" for a unique and modern app