BUSHMASTER® BRAVO ZULU™ 11.5" Upper Assembly

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SKU: 00-49002-BLK
The Bravo Zulu™ 11.5" Upper Assembly is a lightweight and reliable option for your AR-15 build. With a 5.56 NATO chamber and 11.5" barrel made from 4150 CMV steel, this assembly is finished with Salt Bath Nitride for improved durability and corrosion resistance. Equipped with a mid-length gas system, 7075 Forged A4 Flat Top Upper Receiver, 10" BFI® M-LOK Handguard, Snake Charmer™ Muzzle Brake, Mil-Spec Charging Handle, and Complete BCG, this assembly is made in the USA and built to last.

Why we made BUSHMASTER® BRAVO ZULU™ 11.5" Upper Assembly

Introducing the Bravo Zulu™ 11.5" Upper Assembly, a high-quality and reliable option for your next AR-15 build. This upper assembly is chambered in 5.56 NATO (.223 REM) and features an 11.5" barrel made from 4150 CMV steel, finished with a Salt Bath Nitride treatment for improved durability and corrosion resistance. The barrel boasts a twist rate of 1:7, making it ideal for a wide range of ammunition types.

At just 3.6 pounds, this upper assembly is lightweight and easy to handle, without sacrificing performance. The mid-length gas system ensures reliable operation and reduces felt recoil, while the 7075 Forged A4 Flat Top Upper Receiver provides a solid and stable platform for your optics and accessories.

The Bravo Zulu™ 11.5" Upper Assembly also comes equipped with a 10" BFI® M-LOK Handguard, offering plenty of space for mounting accessories and maintaining a low profile. The Snake Charmer™ Muzzle Brake helps to reduce muzzle rise and improve overall accuracy, while the Mil-Spec Charging Handle and Complete BCG (Bolt Carrier Group) provide smooth and reliable operation.

Proudly made in the USA, the Bravo Zulu™ 11.5" Upper Assembly is a top-of-the-line choice for anyone seeking a high-quality and durable upper assembly for their AR-15.

Features & Specifications

5.56 NATO (.223 REM)
Barrel Length:
Barrel Material:
4150 CMV
Barrel Finish:
Salt Bath Nitride
Barrel Thread Pitch:
½” x 28
Twist Rate:
3.6 LBS
Gas System:
Mid-Length Gas System
Upper Receiver:
7075 Forged A4 Flat Top Upper Receiver
10” BFI® M-LOK Handguard
Muzzle Brake:
Snake Charmer™ Muzzle Brake
Charging Handle:
Mil-Spec Charging Handle
Bolt Carrier Group:
8620 Steel SBN
Bolt 9310 MPI Tested
Made In:
Proudly Made in U.S.A.

Important Information

Firearms Shipments:
In accordance with federal regulations, firearms may only be shipped to a licensed dealer. To avoid any delays in delivery, kindly ensure that you provide the FFL Dealer's information in the Shipping Directions when placing your order. If you do not provide the information with your order, we will reach out and request you provide us with your dealer's information to obtain a copy of their FFL. Once we receive the FFL, we will begin processing your order, and the lead time will start from that point. Please feel free to reach out to us at FFL@bushmaster.com if you have any queries or concerns regarding this proces.

Lower Receivers Shipments:
Lower receivers are also considered firearms under federal regulations and require an FFL (Federal Firearms License) prior to shipment. Therefore, it is important to ensure that your FFL dealer sends us a copy of their license, along with your name and order number via email. We appreciate your attention to this matter as it helps us ensure a smooth and timely delivery of your order. If you have any questions or concerns about this process, please do not hesitate to contact us at FFL@bushmaster.com

Magazines Shipments:
The magazine capacity of the firearm will depend on the jurisdictional restrictions of your state of residence. We want to ensure you receive a product that complies with your state's regulations.

Shipping to Alaska or Hawaii:
If you're shipping to Alaska or Hawaii, please be aware that there may be additional shipping charges. If applicable, we will contact you at the time of shipment to discuss additional costs. As always, your satisfaction is our top priority.

Important Information:
Warning: This product can expose you to chemicals, including lead, known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, go to - https://www.P65Warnings.ca.gov