Colt M5 10.3" Complete Upper assembly

The Colt M5 Sentry Carbine 16" Upper Receiver Group is a high-quality firearm component that offers innovative design and exceptional performance. Here are the specifications and features:

Finish:

The upper receiver group comes finished in matte black, with a hard coat anodized 'C' marked upper receiver. This finish provides durability and a sleek appearance.

Colt Upper Receiver:

The upper receiver is matte black and features a hard coat anodized finish. It does not have T-marks but is marked with the letter "C," indicating Colt's quality standards.

Handguard:

The upper receiver group is equipped with a free-floating Colt 15" thin M-LOK rail. The rail is secured using two bolts and includes an MLOK detachable sling mount. The Colt logo is etched on the rail, adding a touch of branding.

Integrated Design:

Colt has integrated the upper receiver group with a dovetail receiver and rail, similar to the design found in the Geissele Super Duty Rifle. This integration ensures a seamless fit and maximum durability.

Colt Factory Bolt Carrier Group: The upper receiver group comes with a Colt factory Bolt Carrier Group, which is a critical component for the firearm's operation. Colt is known for its quality manufacturing, ensuring reliable performance.

Sights:

The upper receiver group includes Troy M4 Front & Rear collapsible sights. These sights offer precision aiming and can be adjusted to accommodate different shooting scenarios.

Charging Handle:

The Radian Raptor charging handle with an oversized handle is included. The charging handle allows for easy manipulation of the firearm's bolt, enhancing control and reliability.

Action:

The upper receiver group operates on a gas-operated semi-automatic action. This means that the firearm cycles using gas pressure from each round fired, allowing for rapid-fire capabilities.

Barrel:

The upper receiver group features a 16.1" barrel, which is of optimal length for a carbine. The barrel is designed for 5.56 NATO ammunition, a standard cartridge used in military and civilian rifles.

Rate of Twist:

The barrel has a rate of twist of 1:7. This refers to the number of inches it takes for the bullet to complete a full revolution while traveling down the barrel. A 1:7 twist rate is commonly used for stabilizing heavier bullets.

Chamber:

The upper receiver group is chambered for 5.56 NATO. This chamber allows for the use of both 5.56 NATO and .223 Remington ammunition, providing versatility in ammunition choices.

Gas Block:

The upper receiver group includes a Colt factory FSB (Front Sight Base) style low profile gas block, which is pinned to the barrel. This gas block regulates the flow of gas to operate the firearm's action.

Overall, the Colt M5 Sentry Carbine 16" Upper Receiver Group offers a combination of quality craftsmanship, innovative design, and reliable performance. It is suitable for commercial and law enforcement use, showcasing Colt's commitment to producing firearms that meet the needs of demanding users.

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