AR-15 | AR-10
Grid Defense is the first stop for your next AR15 build with our wide variety of barreled upper receivers to choose from. We offer a multitude of options from barrel length, color, handguard designs, and caliber. Whether you are a beginner or experienced gunsmith our uppers are designed to be easy to expand while staying cost friendly. Check out our Upper and Lower parts for everything else you need to complete your build.
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On Sale
ALWAYS ARMED 7.5" 300 BLACKOUT UPPER RECEIVER - TITANIUM
Sale: $209.00MSRP: $299.00Always Armed 7.5" 300 Blackout Upper Receiver - Titanium Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7.5" 1:8 Twist 4150 Barrel with Black Nitride Finish Chambered in .300 Blackout Pistol Length Gas System ...Sale: $209.00MSRP: $299.00 -
Out of stockOn Sale
ALWAYS ARMED OCTO SEREIS 7.5" 300 BLACKOUT UPPER RECEIVER WITH AXE BRAKE - TITANIUM
Sale: $249.00MSRP: $329.00ALWAYS ARMED OCTO SEREIS 7.5" 300 BLACKOUT UPPER RECEIVER WITH AXE BRAKE - TITANIUM Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7.5" 1:8 Twist 4150 Barrel with Black Nitride Finish Chambered in .300 Blackout...Sale: $249.00MSRP: $329.00 -
Out of stock
GHOST FIREARMS 7.5" 5.56 FLASH CAN UPPER RECEIVER LIMITED EDITION - TITANIUM
$499.00GHOST FIREARMS 7.5" 5.56 FLASH CAN UPPER RECEIVER LIMITED EDITION - TITANIUM Finished in Titanium Cerakote Milspec 7075-T6 Upper Receiver 7.5" 1:7 416R Stainless Steel Barrel Chambered in 5.56x45 NATO .750 Low Profile Gas Block Pistol Length Gas System...$499.00