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Why customers choose this item
✓M4E1 assembled upper receiver
✓Black anodized finish
✓M4 feed ramp cuts
✓Includes forward assist pin
✓Works with AR15 components
✓Threaded barrel nut interface
Product highlights
Assembled upper receiver designed for AR15 platform rifles
Constructed from 7075 T6 aluminum for durability and strength
Compatible with standard AR15 components for versatility
Features M4 feed ramps for reliable feeding performance
Includes forward assist roll pin for assembly
Anodized black finish enhances corrosion resistance and durability
Product description
The Aero Precision M4E1 Assembled Upper is an AR-15 upper receiver designed for building or upgrading AR-15 rifles. The Aero Precision M4E1 Assembled Upper features M4 feed ramps, a threaded upper design, and compatibility with standard AR-15 components for common rifle configurations.
This AR-15 upper receiver is manufactured by Aero Precision from 7075-T6 aluminum with an anodized black finish and includes a threaded forward assist roll pin. The Aero Precision M4E1 Assembled Upper uses a forged receiver with an angular machined profile and is designed to accept standard AR-15 barrel nuts. In typical setups, this upper receiver interfaces with mil-spec AR-15 lower receivers and supports standard parts installation. This product is used for rifle assembly or replacement in AR-15 systems for range use or general firearm configuration tasks.
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Volume pricing, dedicated account management, ACH payment options, and special sourcing for businesses, agencies, law enforcement, and first responders.