AR-15 6.5 Grendel 10" Premium Upper Assembly | M-LOK Handguard | Nitride Finish | Available in FDE, OD Green, and Grey

AR-15 6.5 Grendel 10" Premium Upper Assembly | M-LOK Handguard | Nitride Finish | Available in FDE, OD Green, and Grey

Upgrade your AR-15 with the Moriarti Armaments 6.5 Grendel 10" Premium Upper Assembly—a high-performance, compact, and versatile platform chambered in 6.5 Grendel. Known for its superior long-range ballistics, the 6.5 Grendel round offers increased power, accuracy, and precision compared to traditional AR-15 calibers like the 5.56 NATO.

This upper is perfect for precision shooting, tactical operations, or hunting, providing excellent velocity and energy for both close and long-range engagements. The 10" barrel combined with a M-Lok handguard ensures a lightweight, maneuverable setup with plenty of customization options.

Finished with a nitride-treated 4150 CMV barrel, this upper offers durability and reliability in various conditions. Available in three unique Cerakote color options—FDE, OD Green, and Grey—you can personalize your rifle to match your style.

Key Features:

• Caliber: 6.5 Grendel for optimal long-range performance, providing superior power and accuracy compared to the standard 5.56 NATO round.

• Barrel Length: 10" barrel for compactness and quick handling while retaining excellent performance with the 6.5 Grendel round.

• Barrel Material: Made from 4150 Chrome Moly Vanadium (CMV) steel with a nitride finish, providing increased durability and corrosion resistance, making it ideal for extended shooting sessions and harsh conditions.

• Twist Rate: 1:8 twist rate ensures optimal stabilization and accuracy for a variety of projectiles, making this upper versatile for different ammunition types.

• Muzzle Thread Pitch: 5/8x24 thread, compatible with a wide range of muzzle devices, including flash hiders, compensators, and suppressors.

• Handguard: The 10" Free Float Slim M-Lok Rail offers a lightweight, customizable platform for mounting accessories such as optics, lights, and grips.

• Gas System: Carbine-length gas system for reliable operation and smooth cycling of rounds.

• Gas Block: .750 low-profile steel gas block designed to optimize gas flow and ensure consistent cycling.

• Upper Receiver: Made from 7075-T6 aluminum with a hardcoat anodized finish, ensuring superior durability.

• Muzzle Device: Includes a TriPort Muzzle Brake, constructed from 4150 steel, designed to reduce recoil and muzzle rise, allowing for faster follow-up shots and better control.

• Charging Handle: Features a tactical charging handle (sold separately) for smooth and easy operation.

• BCG: Bolt Carrier Group is sold separately, allowing you to customize your build.

Detailed Specifications:

• Caliber: 6.5 Grendel
• Barrel Length: 10"
• Barrel Profile: M4 Contour, 4150 CMV Steel, nitride-treated
• Twist Rate: 1:8 for superior projectile stabilization
• Muzzle Thread Pitch: 5/8x24
• Gas System: Carbine-length
• Handguard: 10" Free Float Slim M-Lok Rail
• Gas Block: .750 low-profile steel
• Upper Receiver: 7075-T6 aluminum, black hardcoat anodized
• Muzzle Device: TriPort Muzzle Brake
• Charging Handle: Tactical (sold separately)
• BCG: Sold separately
• Weight: Approximately 3.9lbs
• Color Options: FDE (Flat Dark Earth), OD Green, Grey

Why Choose This Upper Assembly?

The Moriarti Armaments 6.5 Grendel 10" Premium Upper Assembly is designed for shooters who demand versatility, performance, and durability. The 6.5 Grendel caliber gives you the power to engage targets at longer ranges, while the 10" barrel keeps your rifle compact and maneuverable. The M-Lok handguard provides customizable mounting options, and the TriPort muzzle brake reduces recoil, offering better control and faster follow-up shots.

Available in three Cerakote finishes—FDE, OD Green, and Grey—you can choose the one that suits your style. Whether you’re looking for a precision long-range upper or a compact tactical build, this upper assembly provides the perfect solution.

Made in the USA, this upper assembly is fully assembled and ready to mount onto your AR-15 lower receiver. BCG and charging handle are sold separately, allowing you to complete your custom build.

Additional Information:

• Easy Installation: This upper assembly is ready to mount directly onto your AR-15 lower receiver.

• Test Fired: Every upper is test fired before shipment to ensure performance. Please note that we do not guarantee cycling with imported, steel-cased, or reloaded ammunition.

• Made in the USA: Proudly manufactured in the United States using top-quality materials and craftsmanship.

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