Upper Receiver is constructed to Mil-Spec standards and equipped with indexing marks and M4 feed ramps which is made from 7075-T6 Aluminum and subjected to Type III Hard Coat Anodizing for durability

Crafted from 4150CMV steel, the barrel is stress relieved and treated with Armornite, ensuring enhanced strength that features a 1:8 twist rate and 5R rifling for optimal performance and the GVAC profile is utilized, with a nickel boron-coated barrel extension and 1/2x28 tpi muzzle threads

The low profile GVAC gas block is securely pinned and made from 4140CM Steel and the gas system is mid length and direct-impingement for reliable operation

Fitted with the Gemtech ETM Flash Hider, crafted from 4140CM Steel

Consisting of a carpenter 158 steel bolt and an 8620 steel carrier that has undergone Mil-Spec MP testing and features a Mag-Phos finish, chrome lining, and a properly staked gas key and the bolt carrier group also includes an enhanced reliability bolt carrier and chrome firing pin

The 15 inches Midwest Industries Combat M-LOK free-float seven-sided M-LOK handguard is designed for versatility that offers a continuous MIL-STD 1913 Picatinny top rail and integrated QD sling sockets and constructed from 6061-T6 aluminum, it's treated with type III hard-coat anodizing for durability

Features

We're excited to introduce the innovative GVAC system by Gemtech. Experience a substantial reduction in gas blowback during suppressed shooting thanks to its patented design. With a revamped barrel profile, improved bolt carrier profile, upgraded bolt carrier group, and the inclusion of the ETM muzzle device, performance is optimized, ensuring nothing hampers your shooting experience. Elevate suppressed shooting to a new level with the GVAC system.

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Shipping Restrictions

It is the customer’s responsibility for understanding state laws regarding all purchases made. For a comprehensive list of all Shipping Restrictions, please refer to our Shipping Restrictions By State Page found Here.

All NFA Rules Apply

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.

Local Law Compliance

Certain firearm parts and accessories, including AR-style upper receivers, are subject to complex and frequently changing federal, state, and local laws and regulations. While an upper receiver may be lawfully sold and shipped as a component, the legality of possessing, assembling, configuring, or using an upper receiver in certain states (e.g., California, Washington State) and localities depends on how it is assembled, combined with other components, and ultimately used. You are solely responsible for ensuring that any assembly, configuration, possession, or use complies with all federal, state, and local laws, including any so-called “assault weapon” bans and short-barreled rifle restrictions. We do not provide legal advice and are not responsible for unlawful configurations or uses.