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6" 300 BLACKOUT AR-15 BARRELED UPPER - MAS DEFENSE SQUADRON 7" LIGHTWEIGHT QUAD RAIL
6" 300 BLACKOUT BARRELED UPPER - MAS SQUADRON 7" LIGHTWEIGHT QUAD RAIL - BALLISTIC ADVANTAGE BARREL
 
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MSRP: $427.00
Our Price: $364.99
SALE PRICE: $279.99

Price with Selected Options: $279.99

Stock Status: (Out of Stock)

Product Code: MAS-063B1-MDSQ-07

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
 
6" 300 BLACKOUT BARRELED UPPER - MAS SQUADRON 7" LIGHTWEIGHT QUAD RAIL

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 - 6" 300 AAC Blackout 1x8 4150 CrMoV Melonite Nitride Treated Steel

3. Handguard - MAS Defense 7" Squadron Lightweight Quad Rail - (ID 1.8"). Click "Handguard Options" above for FDE.

4. Gas Block - .750 Low Profile Steel Melonite Nitride Treated Gas Block

5. Gas Tube - Pistol Length Stainless Steel Gas Tube

6. Muzzle Device - Flash Can

Bolt Carrier Groups and Charging Handles can be added at a discounted price by selecting the applicable drop down box above. 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: 7 CLICK HERE TO WRITE A REVIEW »

  0 of 0 people found the following review helpful:
 
5 of 5 Excellent pistol/sbr upper Sunday, January 14, 2024
: Jerad Larrison from Upper Arlington, OH United States  
Shipping was fast and when I had a question about a handguard the armorer called me personally to anyway answer my question.

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  0 of 0 people found the following review helpful:
 
5 of 5 On point Thursday, August 4, 2022
: Thomas Lewis from Fayetteville, NC United States  
Item was shipped fast and arrived quickly.  Fit directly in my lower. Will definitely recommend this item and company to everyone looking for quality accessories/components.

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  0 of 0 people found the following review helpful:
 
5 of 5 Great product and great service. Monday, April 26, 2021
: Jon McCormick from Hamilton, OH United States  
Love your guys parts! I even put your sticker on my Matco tools Truck. Keep up the great work!

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  0 of 0 people found the following review helpful:
 
5 of 5 Beautiful Upper Saturday, April 10, 2021
: from Portland, OR United States  
This looks even better in my hands than it does on-line.

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  0 of 0 people found the following review helpful:
 
5 of 5 Love This Vendor, No BS To Deal With Friday, April 9, 2021
: Brudda Termite from Lakeland, FL United States  
I've used Mas Defense in the past and again recently.  No b.s., products exactly as advertised and delivered quickly

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