AR15 - 300 Blackout
Our 300 Blackout barrels are crafted from top-quality materials, and our upper receivers and rifle kits are built to the highest standards. Our selection of parts and accessories includes everything from handguards and muzzle devices to gas blocks and bolt carrier groups. We also offer a wide range of customization options to suit your unique needs and preferences.
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On Sale
Grid Defense 10.5" .300 Blackout Flash Can Upper Receiver - Blue Titanium
Sale: $329.00MSRP: $399.00Grid Defense 10.5" .300 Blackout Flash Can Upper Receiver Finished in Blue Titanium Cerakote Made in the USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:8 Twist 4150 Light HBar Barrel - Black Nitride...Sale: $329.00MSRP: $399.00 -
On Sale
GRID DEFENSE 10.5" .300 BLACKOUT FLASH CAN UPPER RECEIVER - TUNGSTEN GRAY
Sale: $329.00MSRP: $399.00GRID DEFENSE 10.5" .300 BLACKOUT DIMPLED FLASH CAN UPPER TUNGSTEN GRAY Finished in Tungsten Gray Cerakote 300 Blackout Flash Can Made in the USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:8 Twist...Sale: $329.00MSRP: $399.00 -
On Sale
Ghost Firearms Elite 7.5" Upper .300 Blackout Burnt Bronze
Sale: $259.00MSRP: $329.00Ghost Firearms Elite 7.5" .300 Upper - Burnt Bronze Burnt Bronze Cerakote Finished Chambered in .300 Blackout (7.62x35) A2 Flash Hider 7.5" 1:8 Twist 4150 Light HBar Barrel BlackSale: $259.00MSRP: $329.00 -
Out of stock
Always Armed 16" .300 Blackout Upper Receiver with Stainless Steel Barrel, AXE Brake and 12" M-Lok Rail - Black Anodized
$349.00Always Armed 16" .300 Blackout Upper Receiver Black Anodized Finish Chambered in .300 Blackout 12" Aluminum M-LOK Hand Guard 16" 1:8 416R Stainless Steel Barrel Pistol Length Gas System Stainless...$349.00 -
On Sale
ALWAYS ARMED 16" .300 BLACKOUT UPPER RECEIVER WITH 15" M-LOK QUAD RAIL
Sale: $209.00MSRP: $329.00ALWAYS ARMED 16" .300 BLACKOUT UPPER RECEIVER WITH 15" M-LOK QUAD RAIL Made in the USA 16" 4150 Barrel Chambered in .300 Blackout 15" Free Floating MLOK Quad Rail Black Anodized Finish Pistol Length...Sale: $209.00MSRP: $329.00 -
On Sale
Ghost Firearms Elite 10.5" Upper .300 Blackout with Engraved Dust Cover/Flash Can - Burnt Bronze
Sale: $299.00MSRP: $389.00Ghost Firearms Elite 10.5" Upper .300 Blackout with Engraved Dust Cover/Flash Can - Burnt Bronze Chambered in .300 Blackout (7.62x35) A2 Flash Hider 10.5" 1:8 Twist 4150 Light HBar Barrel Black...Sale: $299.00MSRP: $389.00 -
On Sale
GHOST FIREARMS 16" 300 BLACKOUT WITH 14" M-LOK RAIL RIFLE KIT - BLACK
Sale: $429.00MSRP: $599.00GHOST FIREARMS 16" 300 AAC BLACKOUT RIFLE KIT Hard Coat Black Anodized Chambered in 300 Blackout (7.62x35) 16" 1:8 Twist 4150 Light HBar Black Nitride Barrel 14" Ghost Firearms Free Float M-LOK...Sale: $429.00MSRP: $599.00 -
On Sale
ALWAYS ARMED 7.5" 300 BLACKOUT UPPER RECEIVER - BLACK ANODIZED
Sale: $189.00MSRP: $269.00ALWAYS ARMED 7.5" 300 BLACKOUT UPPER RECEIVER - BLACK ANODIZED 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...Sale: $189.00MSRP: $269.00 -
On Sale
ALWAYS ARMED 16" 300 BLACKOUT UPPER RECEIVER - BAZOOKA GREEN
Sale: $219.00MSRP: $319.00Always Armed 16" 300 Blackout Upper Receiver - Bazooka Green Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:8 Twist 4150 Barrel with Black Nitride Finish...Sale: $219.00MSRP: $319.00 -
On Sale
ALWAYS ARMED 16" 300 BLACKOUT UPPER RECEIVER - TITANIUM
Sale: $219.00MSRP: $319.00Always Armed 16" 300 Blackout Upper Receiver - Titanium Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:8 Twist 4150 Barrel with Black Nitride Finish...Sale: $219.00MSRP: $319.00 -
On Sale
Grid Defense 10.5" .300 Blackout Upper Receiver - FDE
Sale: $299.00MSRP: $379.00Grid Defense 10.5" .300 Blackout Upper Receiver - FDE Finished in Magpul Flat Dark Earth Cerakote Mil-Spec 7075-T6 Upper Receiver 10.5" 1:8 Twist 4150 Steel Barrel - Black Nitride Chambered in .300...Sale: $299.00MSRP: $379.00 -
Out of stockOn Sale
ALWAYS ARMED 10.5" .300 BLACKOUT BX SERIES UPPER RECEIVER - BLACK ANODIZED
Sale: $189.00MSRP: $279.00ALWAYS ARMED 10.5" .300 BLACKOUT BX SERIES UPPER RECEIVER Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 10.5" 1:8 Twist 4150 Barrel with Black Nitride Finish...Sale: $189.00MSRP: $279.00 -
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...Sale: $209.00MSRP: $299.00 -
On Sale
ALWAYS ARMED 7.5" 300 BLACKOUT UPPER RECEIVER - BAZOOKA GREEN
Sale: $209.00MSRP: $299.00Always Armed 7.5" 300 Blackout Upper Receiver - Bazooka Green 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...Sale: $209.00MSRP: $299.00 -
On Sale
Grid Defense 7.5" .300 Blackout Flash Can Upper Receiver - Blue Titanium
Sale: $329.00MSRP: $399.00Grid Defense 7.5" .300 Blackout Upper Receiver - Blue Titanium Finished in Blue Titanium Cerakote Made in the USA Mil-spec 7075-T6 Upper Receiver Chambered in .300 Blackout (7.62x35) 1:8 Twist 4150...Sale: $329.00MSRP: $399.00 -
Out of stock
Ghost Vital 16" Upper .300 Blackout with BCG/Charging Handle, AXE Brake and Sights
$449.00Ghost Firearms Vital 16" Upper Chambered in .300 Blackout (7.62x35) AXE Brake 16" 1:8 Twist 4150 Light HBar Barrel Black Nitride Pistol Length Gas System Ghost Fire$449.00 -
On Sale
Ghost Firearms 10.5" .300 Blackout Flash Can Upper Receiver Pistol Kit - Black Anodized
Sale: $449.00MSRP: $599.00Ghost Firearms 10.5" Flash Can Upper Receiver Pistol Build Kit Hard Coat Black Anodized Finish Milspec 7075-T6 Upper Receiver 10.5" 1:8 4150 Light HBAR Barrel - Black Nitride Chambered in .300...Sale: $449.00MSRP: $599.00 -
On Sale
ALWAYS ARMED 16" 300 BLACKOUT UPPER RECEIVER - RIDGEWAY BLUE
Sale: $219.00MSRP: $319.00Always Armed 16" 300 Blackout Upper Receiver - Ridgeway Blue Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:8 Twist 4150 Barrel with Black Nitride Finish...Sale: $219.00MSRP: $319.00 -
Out of stock
Ghost Vital Stainless Steel 10.5" Upper .300 Blackout - Black Anodized
$299.00Ghost Firearms Elite 10.5".300 Stainless Steel Upper Receiver Hard Coat Black Anodized Finish Chambered in .300 Blackout (7.62x35) A2 Flash Hider 10.5" 1:8 Twist 416R Stainless Steel Light HBar...$299.00 -
Ghost Suppressor Ready IHS 5" .300 Blackout Upper Receiver
$259.00 - $279.00Ghost Suppressor Ready IHS 5.5" .300 Blackout Upper Upper Specifications Mil-Spec Upper Receiver Machined from 7075-T6 Forging Mil-Spec dust cover and forward assist Made in the USA 4.25"...$259.00 - $279.00