The M4 feed ramps ensure smooth feeding and reliable cycling of ammunition
Featuring 0.2795 inches takedown pin holes, this product provides compatibility with a variety of setups
Laser engraved T-marks enhance the usability of the rail, allowing for precise accessory positioning
The product comes assembled, with the dust cover and forward assist already installed for convenience
The handguard mounting platform is forged into the receiver, ensuring a solid and reliable attachment point
It works seamlessly with Aero Precision M5 enhanced handguards, providing versatility for upgrades
A barrel nut is included with the product, ensuring compatibility and ease of installation
It should be torqued to 65 ft. lbs. using an armorer's wrench for secure attachment

Features

Our M5E1 platform begins with the innovative M5E1 Upper Receiver, a state-of-the-art, 1-piece design that seamlessly integrates the handguard mounting platform with the upper receiver. Through advanced engineering, we've reduced the parts required to mount a free-floated handguard to just eight screws, simplifying assembly while enhancing strength. With the handguard mounting surface forged directly into the upper, this design not only increases durability but also allows for strategic lightening cuts, reducing weight and improving cooling efficiency. Installing your barrel assembly is quick and secure: simply tighten it with the included barrel nut, slide on your rail and secure the rail screws. In minutes, you'll have a fully modular, free-floated rail system ready for action.

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These items are controlled by the U.S. Government and authorized for export only to the country of ultimate destination for use by the ultimate consignee or end-user(s) herein identified. They may not be resold, transferred, or otherwise disposed of, to any other country or to any person other than the authorized ultimate consignee or end-user(s), either in their original form or after being incorporated into other items, without first obtaining approval from the U.S. government or as otherwise authorized by U.S. law and regulations.

WARNING: Handling firearms or firearms parts can expose you to lead and other petroleum products known to the State of California to cause cancer, birth defects, or other reproductive harm. Wash hands thoroughly after handling. For more information go to www.p65warnings.ca.gov (CA Health and Safety Code Section 25249.6).