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16" 300 BLACKOUT AR-15 BARRELED UPPER - MAS DEFENSE RIDGELINE 15" M-LOK RAIL
16" 300 BLACKOUT BARRELED UPPER - MAS DEFENSE RIDGELINE 15" M-LOK RAIL


 
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MSRP: $440.00
Our Price: $347.99
SALE PRICE: $297.99

Price with Selected Options: $297.99

Stock Status: In Stock


Product Code: MAS-163B1-MDRL-15

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
 
16" 300 BLACKOUT BARRELED UPPER - MAS DEFENSE RIDGELINE 15" M-LOK 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 - 16" 300 Blackout Barrel. Click on the drop down box above to choose from our selection.

3. Handguard - MAS Defense "RIDGELINE" 15" Slimline M-LOK Free Floating Handguard - (ID 1.36")

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

5. Gas Tube - Pistol Length Stainless Steel Gas Tube

6. 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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FORGED CHARGING HANDLE AR-15 - STANDARD TACTICAL LATCH M16 BOLT CARRIER GROUP 5.56 & 300 BLACKOUT BCG - HYBRID GOLD TITANIUM NITRIDE (TiN) M16 BOLT CARRIER GROUP 5.56 & 300 BLACKOUT BCG - HYBRID NICKEL BORON M16 BOLT CARRIER GROUP 5.56 & 300 BLACKOUT BCG - MELONITE NITRIDE
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FORGED CHARGING HANDLE AR-15 - STANDARD TACTICAL LATCH M16 BOLT CARRIER GROUP 5.56 & 300 BLACKOUT BCG - HYBRID GOLD TITANIUM NITRIDE (TiN) M16 BOLT CARRIER GROUP 5.56 & 300 BLACKOUT BCG - NICKEL BORON AR-15 M16 BOLT CARRIER GROUP 5.56 & 300 BLACKOUT MELONITE NITRIDE BCG

Average Rating: Average Rating: 5 of 5 5 of 5 Total Reviews: 3 CLICK HERE TO WRITE A REVIEW »

  0 of 0 people found the following review helpful:
 
5 of 5 Beautiful February 23, 2022
: from Clio, MI United States  
i think Mas Defense produces the best-looking uppers for AR's, I have purchased replacement bolts to improve the appearance of other units.


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  0 of 0 people found the following review helpful:
 
5 of 5 300 blackout June 21, 2021
: Caleb Bargfrede from Fischer, TX United States  
Quality looks great haven’t had opportunity to shoot it yet due to lack of ammo. It fit up to my m&p 15 lower pretty well.

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  0 of 0 people found the following review helpful:
 
5 of 5 Amazing Craftsmanship! November 6, 2020
: Brett McGregor from Greer, SC United States  
A must for your 300Blackout needs. Look no other but MAS!!! MAS4Life!!!

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