Customs Mockingbird Gen 2 w/ MVR 9mm Upper Build Kit

Mockingbird Gen 2 9mm AR-15 Upper Build Kit with MVR Red and Green Reflex Sight

The Mockingbird Gen 2 with MVR 9mm Upper Build Kit pairs a 6061-T6 aluminum upper receiver with a 6 inch 4150 CrMoV barrel in 9mm, 9x19, a 4 inch free float M-LOK handguard, and an MVR reflex sight. The upper receiver carries a black Type III hard coat anodized finish. The barrel has a nitride finish, a medium profile, a 1 in 10 twist rate, and a half inch x 28 thread pitch with a 9mm specific A2 birdcage flash hider. The MVR reflex sight offers dual red and green reticle colors, and BCG and charging handle are not included.

Key Features

• Upper receiver, 6061-T6 aluminum, black Type III hard coat anodized
• 6 inch barrel, 4150 CrMoV
• Nitride finish, medium profile
• 1 in 10 twist rate
• Half inch x 28 thread pitch
• 4 inch free float M-LOK handguard, 6061-T6 aluminum
• 9mm specific A2 birdcage flash hider, half inch x 28
• MVR reflex sight with dual red and green colors, quantity 1
• 9mm, 9x19
• AR-15 platform
• BCG and charging handle not included

Perfect For

• 9mm AR pistol builders who want the upper, barrel, handguard, and an optic together in one purchase
• Builders who already have a 9mm bolt carrier group and charging handle on hand
• Shooters who want a reflex sight with a choice of red or green reticle

Upper Receiver and 4 Inch M-LOK Handguard

The upper receiver is 6061-T6 aluminum with a black Type III hard coat anodized finish. It pairs with a 4 inch free float M-LOK handguard made from 6061-T6 aluminum. M-LOK slots give room for a light or hand stop on the short forend. Together, the receiver and handguard set the foundation of this upper build kit.

6 Inch Nitride 9mm Barrel and Flash Hider

The barrel is a 6 inch 9mm barrel made from 4150 CrMoV with a nitride finish. It uses a medium profile and a 1 in 10 twist rate. The muzzle uses a half inch x 28 thread pitch. A 9mm specific A2 birdcage flash hider threaded half inch x 28 is included.

MVR Dual Color Reflex Sight

The kit includes one MVR reflex sight. It offers dual reticle colors in red and green. That lets the shooter pick the color that shows best in their conditions. Having the optic included means the upper and its sighting option come together in one purchase.

Follow safe handling and manufacturer instructions.

Ensure compliance with all applicable federal, state, and local laws.

BCG and charging handle are not included.

Verify compatibility with your lower receiver, 9mm bolt carrier group, and magazines before use.

Inspect all components before use.