The EPC-9 enhanced upper receiver is a crucial upgrade for AR9 enthusiasts, offering superior performance and durability. It features an integrated last round bolt hold-open mechanism for seamless operation and reliability. Fully compatible with a wide range of Enhanced and Quantum handguards, the EPC-9 provides a robust and secure handguard mounting solution. Its innovative one-piece design merges the handguard mounting platform with the upper receiver, simplifying assembly with only 8 screws needed to attach a free-floated handguard. This unified forging enhances structural integrity and includes strategic lightening cuts to reduce weight and improve cooling efficiency, optimizing AR9 performance. Installation is straightforward - insert the barrel assembly into the EPC enhanced upper, secure it with the provided barrel nut and wrench, slide on the chosen rail and tighten the rail screws. In minutes, achieve a modular, free-floated rail system that enhances both functionality and aesthetics. The EPC-9 enhanced upper receiver is the ultimate choice for those seeking excellence in their AR9 builds.

Last-round bolt hold open mechanism
Standard AR-15 takedown and pivot pin lug configuration
Manufactured from custom-forged 7075-T6 aluminum
Laser-engraved T-marks
Compatible with Aero Precision AR-15 enhanced and quantum handguards

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