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.
-
On Sale
Ghost Elite 10.5" Upper 5.56 Nato Blue Titanium
Sale: $259.00MSRP: $329.00Ghost Firearms Elite 10.5" 5.56 Upper - Blue Titanium Made in the USA Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 10.5" 1:7 4150 M4 Barrel Black Nitride Mil-spec Upper Receiver with Carbine Length Gas System Ghost...Sale: $259.00MSRP: $329.00 -
On Sale
Ghost Firearms 10.5" 5.56 Flash Can Upper Receiver Pistol Kit - Blue Titanium
Sale: $399.00MSRP: $599.00Ghost Firearms 10.5" Flash Can Upper Receiver Pistol Build Kit Finished in Blue Titanium Cerakote Milspec 7075-T6 Upper Receiver 10.5" 1:7 4150 M4 Barrel - Black Nitride Chambered in 5.56x45 NATO .750 Low Profile Gas Block Carbine Length Gas System...Sale: $399.00MSRP: $599.00