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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Ghost Firearms Elite Stainless Steel 10.5" Upper .300 Blackout - Tactical Grape
$349.00Ghost Firearms Elite 10.5.300 Stainless Steel Upper Receiver High quality AR15 upper, the new 7075 upper receiver from Ghost Firearms. Finished in purple cerakote.Chambered in .300 Blackout (7.62x35) A2 Flash Hider 10.5" 1:8 Twist 416R Stainless...$349.00 -
Ghost Firearms Elite Stainless Steel 16" Upper .300 AAC Blackout - Tactical Grape
$379.00Ghost Firearms Elite Stainless Steel 16" 300 Blackout Upper - Tactical Grape Tactical Grape Cerakote Finish .300 AAC Blackout Upper Chambered in .300 Blackout (7.62x35) Stainless Steel A2 Flash Hider 16" 1:8 Twist 416R Stainless Steel Light HBar Barrel...$379.00 -
Ghost Firearms IHS 4.5" Blast Can Upper 9MM
Sale: $259.00MSRP: $329.00Ghost Firearms IHS 4.5" Blast Can Upper 9MM Chambered in 9x19MM Para Stubby Blast Can Muzzle Device 4.5" 1:10 Twist 4150 Light HBar Barrel Black Nitride 1/2x36 Thread Pattern Ghost Firearms 4.25" M-Lok Free Float Handguard IHS...Sale: $259.00MSRP: $329.00 -
GHOST IHS 4.5" .22LR UPPER RECEIVER
Sale: $269.00MSRP: $339.00GHOST IHS 4.5" .22LR UPPER RECEIVER Chambered in .22LR Hard Coat Black Anodized Finish Made In The USA 4.5" 1:16 Twist 4140 CrMo Barrel 1/2"-28 TPI Medium taper barrel profile 4.25" Ghost IHS (Integral Hand Stop) M-LOK Hand Rail Flash Can...Sale: $269.00MSRP: $339.00 -
GHOST STAINLESS STEEL 10.5" .223 WYLDE PISTOL KIT - BURNT BRONZE
Sale: $439.00MSRP: $579.00GHOST STAINLESS STEEL 10.5" .223 WYLDE RIFLE KIT - BURNT BRONZE Finished in Burnt Bronze Cerakote Chambered in .223 Wylde 10.5" 416R Stainless Steel Barrel 1:7 Twist Rate 1/2x28 TPI Thread Pitch 9" Free Float M-LOK Handrail Stainless A2 Muzzle Device...Sale: $439.00MSRP: $579.00 -
GHOST STAINLESS STEEL 10.5" .223 WYLDE PISTOL KIT - FDE
Sale: $439.00MSRP: $579.00GHOST STAINLESS STEEL 10.5" .223 WYLDE RIFLE KIT - FDE Finished in FDE Cerakote Chambered in .223 Wylde 10.5" 416R Stainless Steel Barrel 1:7 Twist Rate 1/2x28 TPI Thread Pitch 9" Free Float M-LOK Handrail Stainless A2 Muzzle Device Mil-Spec 7075-T6...Sale: $439.00MSRP: $579.00 -
GHOST STAINLESS STEEL 10.5" .223 WYLDE PISTOL KIT - OD GREEN
Sale: $439.00MSRP: $579.00GHOST STAINLESS STEEL 10.5" .223 WYLDE RIFLE KIT - OD GREEN Finished in Magpul OD Green Cerakote Chambered in .223 Wylde 10.5" 416R Stainless Steel Barrel 1:7 Twist Rate 1/2x28 TPI Thread Pitch 9" Free Float M-LOK Handrail A2 Muzzle Device Mil-Spec...Sale: $439.00MSRP: $579.00 -
GHOST STAINLESS STEEL 10.5" .223 WYLDE PISTOL KIT - TUNGSTEN GRAY
Sale: $439.00MSRP: $579.00GHOST STAINLESS STEEL 10.5" .223 WYLDE RIFLE KIT - TUNGSTEN GRAY Finished in Tungsten Gray Cerakote Chambered in .223 Wylde 10.5" 416R Stainless Steel Barrel 1:7 Twist Rate 1/2x28 TPI Thread Pitch 9" Free Float M-LOK Handrail Stainless A2 Muzzle Device...Sale: $439.00MSRP: $579.00 -
GHOST STAINLESS STEEL 16" .223 WYLDE RIFLE KIT - BURNT BRONZE
Sale: $449.00MSRP: $599.00GHOST STAINLESS STEEL 16" .223 Wylde RIFLE KIT - BURNT BRONZE Finished in Burnt Bronze Cerakote Chambered in .223 Wylde 16" 416R Stainless Steel Barrel 1:8 Twist Rate 1/2x28 TPI Thread Pitch 14" Free Float M-LOK Handrail Stainless A2 Muzzle...Sale: $449.00MSRP: $599.00 -
GHOST STAINLESS STEEL 16" .223 WYLDE RIFLE KIT - FDE
Sale: $449.00MSRP: $599.00GHOST STAINLESS STEEL 16" .223 Wylde RIFLE KIT - FDE Flat Dark Earth Cerakote Chambered in .223 Wylde 16" 416R Stainless Steel Barrel 1:8 Twist Rate 1/2x28 TPI Thread Pitch 14" Free Float M-LOK Handrail A2 Muzzle Device Mil-Spec 7075-T6 Upper...Sale: $449.00MSRP: $599.00 -
GHOST STAINLESS STEEL 16" .223 WYLDE RIFLE KIT - OD GREEN
Sale: $449.00MSRP: $599.00GHOST STAINLESS STEEL 16" .223 Wylde RIFLE KIT - OD GREEN Finished in Magpul OD Green Cerakote Chambered in .223 Wylde 16" 416R Stainless Steel Barrel 1:8 Twist Rate 1/2x28 TPI Thread Pitch 14" Free Float M-LOK Handrail Stainless A2 Muzzle...Sale: $449.00MSRP: $599.00 -
GHOST STAINLESS STEEL 16" .223 WYLDE RIFLE KIT - TUNGSTEN GRAY
Sale: $449.00MSRP: $599.00GHOST STAINLESS STEEL 16" .223 Wylde RIFLE KIT - TUNGSTEN GRAY Finished in Tungsten Gray Cerakote Chambered in .223 Wylde 16" 416R Stainless Steel Barrel 1:8 Twist Rate 1/2x28 TPI Thread Pitch 14" Free Float M-LOK Handrail Stainless A2 Muzzle...Sale: $449.00MSRP: $599.00 -
GRID DEFENSE 10.5" 9MM UPPER RECEIVER - BLUE TITANIUM
Sale: $299.00MSRP: $379.00Grid Defense 10.5" 9mm Upper Receiver - Blue Titanium Finished in Blue Titanium Cerakote Mil Spec 7075-T6 Upper Receiver 10.5" 9MM Barrel Chrome Moly Vanadium 1:10 Twist Rate Straight Profile Barrel QPQ Corrosion Resistant Coating 9" Grid...Sale: $299.00MSRP: $379.00 -
GRID DEFENSE 16" .300 BLACKOUT UPPER RECEIVER WITH STAINLESS STEEL BARREL, AXE BRAKE AND MBUS SIGHTS - BLUE TITANIUM
$526.50GRID DEFENSE 16" .300 BLACKOUT UPPER RECEIVER Finished in Blue Titanium Cerakote Chambered in .300 Blackout 14" Aluminum M-LOK Hand Guard 16" 1:8 416R Stainless Steel Barrel Pistol Length Gas System Stainless Steel AXE Brake Mil-Spec 7075-T6 Upper...$526.50 -
Grid Defense 16" .308 Winchester Billet Upper - Black
Sale: $429.00MSRP: $569.00Grid Defense 16" .308 Winchester Billet Upper - Black Billet DPMS High Profile Pattern upper 16" 4150 chrome moly barrel Mid-length gas system Chambered in .308 Winchester 1:10 Twist Rate 5/8x24 TPI Thread Pitch Axe Brake Muzzle Device 15"...Sale: $429.00MSRP: $569.00 -
Grid Defense 16" .308 Winchester Billet Upper - Blue Titanium
Sale: $429.00MSRP: $569.00Grid Defense 16" .308 Winchester Billet Upper - Blue Titanium Billet DPMS High Profile Pattern upper 16" 4150 chrome moly barrel Mid-length gas system Chambered in .308 Winchester 1:10 Twist Rate 5/8x24 TPI Thread Pitch Axe Brake Muzzle...Sale: $429.00MSRP: $569.00 -
Grid Defense 16" .308 Winchester Billet Upper - Tungsten Gray
Sale: $429.00MSRP: $569.00Grid Defense 16" .308 Winchester Billet Upper - Tungsten Gray Billet DPMS High Profile Pattern upper 16" 4150 chrome moly barrel Mid-length gas system Chambered in .308 Winchester 1:10 Twist Rate 5/8x24 TPI Thread Pitch Axe Brake Muzzle...Sale: $429.00MSRP: $569.00 -
Grid Defense 16" 5.56 Upper Receiver - Gold
Sale: $339.00MSRP: $409.00Grid Defense 16" 5.56 Upper Receiver - Gold Finished in FX Gold Cerakote Chambered in 5.56x45 NATO 14" M-Lok Rail 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System A2 Flash Hider Mil-Spec 7075-T6 Upper ReceiverSale: $339.00MSRP: $409.00 -
Grid Defense 16" 5.56 Upper Receiver With 12" Rail - Gold
Sale: $339.00MSRP: $409.00Grid Defense 16" 5.56 Upper Receiver With 12" Rail - Gold Finished in FX Gold Cerakote Chambered in 5.56x45 NATO 12" Free Float M-LOK Handguard 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System A2 Flash Hider Mil-Spec 7075-T6...Sale: $339.00MSRP: $409.00 -
Grid Defense 16" 5.56 Upper Receiver With 12" Rail - Tequila Sunrise
Sale: $329.00MSRP: $399.00Grid Defense 16" 5.56 Upper Receiver With 12" Rail - Tequila Sunrise Tequila Sunrise Cerakote Finish Chambered in 5.56 1:7 Twist Rate 1/2x28 TPI Thread Pitch 12" Free Float M-Lok Rail 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System A2...Sale: $329.00MSRP: $399.00