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300 Blackout Pistol Upper Assembly (10.5″ Nitride Barrel & 9″ M-Lok Handguard) – 1:8 Twist

$449.95 $399.95 (You Save $50.00)

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SKU: 5165447603_CompleteUpper


This complete 300 Blackout upper assembly comes ready to go out of the box.  It’s perfect for quick weapon change-ups that operators of any and every level of experience can do easily and within seconds!  It features a 10.5” pistol-length chrome-moly vanadium, .300 AAC blackout chambered barrel.  This 300 Blackout upper is an easy addition to your weapon and only requires to snap in 2 takedown pins for installation, which makes it an incredibly easy and quick build for any AR-15 operator.

Upper Assembly Specs

Barrel Length: 10.5″

Gas System: Pistol-length

Barrel Profile: A2 Style

Barrel Steel: Chrome-Moly Vanadium

Barrel Finish: Nitride

Chrome Lining: None

Muzzle Thread: 5/8-24

Chamber: 300 AAC Blackout

Twist Rate: 1 in 8″

Barrel Extension: M4

Diameter at Gas Block: .750″

Gas Block Type: Low-profile

Muzzle Device: A2 Style Flash Hider

Receiver Material: Forged 7075 T6 Aluminum

Receiver Type: M4

Handguard Type: 9″ Lightweight M-Lok Rail

Bolt Carrier Group Included: Yes

Charging Handle Included: Yes

Overall Length: 17″

Weight as Configured: 4 lbs

300 Blackout Upper Assembly Details (Expanded)

Barrel: Chrome-Moly Vanadium Barrel. The 300 Blackout chambered barrel, made from Chrome-Moly Vanadium, and a .750″ low-profile gas block installed.

Bolt Carrier Group: This 8620 steel bolt is mil-spec shot peened and chrome lined phosphate-coated. Carpenter 158 steel bolt carrier is complete with an extractor spring and O-ring insert. Each BCG is high pressure tested to ensure quality. This M-16 style bolt carrier comes ready for each and every one of your rounds!

Charging Handle: Manufactured from T6061 aluminum, this charging handle is extremely tough and dependable even in the most extreme conditions

no-ffl-required.jpg made-in-the-usa.jpg lifetime-warranty.jpg

No FFL required Made in the USA Lifetime Warranty

300 Blackout Pistol Upper Assembly (10.5″ Nitride Barrel & 9″ M-Lok Handguard) – 1:8 Twist

$449.95 $399.95 (You Save $50.00)

In stock

Save For Later
Save For Later

Free Shipping on all orders $325+!

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Awesome Deal!

Great sale price on this Upper! I got a great new 300 AAC upper for my pistol, and right out of the box this is a good quality upper. I will be checking back here for more gear and sales.


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