Return to AR-15 BOLT CARRIER GROUP 5.56 & 300 BLACKOUT BCG - RADIANT GOLD TITANIUM NITRIDE (TiN)
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5 of 5 April 14, 2026
: Krishna Khalasi from Sacramento, CA United States  
Very amazing well built Craftsmanship and quality they stand behind their product

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5 of 5 My man loves it . December 25, 2025
: Laura Cintron from Miami Beach, FL United States  
It was super easy to order in the shipping was fast. My man loves it thank you.

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5 of 5 Beautiful BCG January 20, 2024
: from Arizona  
Good deal. Nice finish. Super fast shipping. Haven't put it in yet but seems like a quality bcg. Thanks!

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5 of 5 I want to become a "brand ambassador" May 28, 2023
: Daniel Reese from Polson, MT United States  
I've officially become a Mas Defense fan boy. Product quality is top tier. Shipping was fast and the overall experience exceeded my expectations. I plan on doing a LOT of business here.

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5 of 5 Talk about bling! April 21, 2023
: Andrew Barham from Scottsdale, AZ United States  
These are beautiful. Not sure I want to shoot with it but I did and it’s perfect! Super fast shipping. Thank you MAS Defense!

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5 of 5 Awesome BCG December 30, 2022
: from prescott valley, AZ United States  
High quality BCG and the color I wanted! (because as firearm enthusiasts the color always matters) I will be ordering from MAS Defense very soon  as I am super happy with the quality of their products

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5 of 5 Looks Great October 4, 2022
: Jordan from Aurora, CO United States  
The Gold Titanium Nitride looks bad A$$! I would recommend this BCG. It looks great and more importantly, functions without failure. Thank you.

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