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5.25" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 4.2" M-LOK RAIL - FDE
5.25" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 4.2" M-LOK RAIL - FDE


 
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MSRP: $315.00
Our Price: $259.99
SALE PRICE: $234.99

Price with Selected Options: $234.99

Stock Status: In Stock


Product Code: MAS-059M0-MDNM-04F

Upper Receiver Options:


Barrel Options:


Handguard Options:


Gas Block Options:


Gas Tube Options:


Muzzle Device Options:


***ON SALE - Choose a Bolt Carrier Group:


***ON SALE - Choose a Charging Handle:



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DESCRIPTION
 
5.25" 9MM AR-15 BARRELED UPPER - MAS DEFENSE NERO 4.2" M-LOK RAIL - FDE

The options listed below come standard with this barreled upper. The drop down options listed above allow you to customize your build. You can leave them as is, change one option or change them all! We let you build your upper the way you want it built!

1. Upper Receiver - 7075 T6 Aluminum A4. Precision Machined to Mil-Spec Tolerances. Black Hardcoat Anodized Mil-Std-171 Type III. M4 Ramps, Forward Assist, Ejection Door.

2. Barrel - 5.25" 9MM NATO (9x19) 1x10 4150 CrMoV Melonite Nitride Treated Steel

3. Handguard - MAS Defense "NERO" 4.2" Slimline M-LOK Free Floating Handguard - FDE (ID 1.25")

4. Muzzle Device - A2 Half Cage

Bolt Carrier Groups and Charging Handles are sold separately. All barreled uppers are head spaced and test fired to ensure function.

ALL LAWS APPLY. IT IS THE RESPONSIBILITY OF THE BUYER TO UNDERSTAND ALL LAWS REGARDING PURCHASE AND OWNERSHIP OF THIS UPPER. WE STRONGLY URGE YOU TO CONTACT YOUR LOCAL FFL AND/OR THE ATF WITH ANY AND ALL QUESTIONS TO MAKE SURE YOU UNDERSTAND THE LAW BEFORE PURCHASING THIS ITEM.

***80% LOWERS CANNOT BE PURCHASED WITH BARRELED UPPERS OR BUILD KITS. ORDERS THAT INCLUDE THEM WILL BE CANCELLED AND CHARGED A 15% CANCELLATION FEE***.


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Average Rating: Average Rating: 5 of 5 5 of 5 Total Reviews: 2 CLICK HERE TO WRITE A REVIEW »

  0 of 0 people found the following review helpful:
 
5 of 5 Quick delivery and durable January 13, 2023
: Mikey Mike from St. Paul  
They were quick to Deliver my beautiful upper and even called me from the gun smith shop when needed to ask a question which is awesome , to me to at means they care about there customers and want there orders built to the customers need and also sent to right spot !



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  0 of 0 people found the following review helpful:
 
5 of 5 Amazing July 29, 2022
: Shirley Morris from Kenner, LA United States  
Super clean , super awesome, also super fast

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