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
Ghost Elite 16" Upper .300 Blackout Don't Tread On Me Dust Cover Charging Handle Combo - FDE
Sale: $319.00MSRP: $369.00Ghost Firearms Elite 16" Upper .300 Blackout - FDE Chambered in .300 Blackout (7.62x35) A2 Flash Hider 16" 1:8 Twist 4150 Light HBar Barrel Black Nitride Pistol Length Gas System Ghost Firearms 14" M-Lok Free...Sale: $319.00MSRP: $369.00 -
On Sale
Ghost Firearms 7.5" .300 Blackout Flash Can Upper Receiver Pistol Kit - FDE
Sale: $449.00MSRP: $599.00Ghost Firearms 7.5" Flash Can Upper Receiver Pistol Build Kit Finished in Magpul Flat Dark Earth Cerakote Milspec 7075-T6 Upper Receiver 7.5" 1:8 4150 Light HBar Barrel - Black Nitride Chambered in .300 Blackout (7.62x35) .750 Low Profile Gas Block...Sale: $449.00MSRP: $599.00 -
On Sale
ALWAYS ARMED 10.5" 300 BLACKOUT PISTOL KIT - MAGPUL FDE
Sale: $359.00MSRP: $499.00Always Armed 10.5" 300 Blackout Pistol Kit - Magpul FDE Made in the USA Mil-Spec Lower Parts Kit Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 10.5" 1:8 Twist 4150 Barrel with Black Nitride Finish Chambered in 300 Blackout...Sale: $359.00MSRP: $499.00 -
On Sale
ALWAYS ARMED 7.5" 300 BLACKOUT PISTOL KIT - MAGPUL FDE
Sale: $439.00MSRP: $499.00Always Armed 7.5" 300 Blackout Pistol Kit - Magpul FDE Made in the USA Mil-Spec Lower Parts Kit 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...Sale: $439.00MSRP: $499.00 -
On Sale
ALWAYS ARMED JESTER 16" .300 BLACKOUT RIFLE KIT - FDE
Sale: $379.00MSRP: $529.00Always Armed Jester 16" .300 Blackout Rifle Kit - FDE 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 Chambered in .300 Blackout Pistol Length Gas System .750...Sale: $379.00MSRP: $529.00 -
Out of stock
Ghost Firearms Elite Stainless Steel 10.5" Upper .300 Blackout - FDE
$349.00Ghost Firearms Elite 10.5".300 Stainless Steel Upper Receiver Magpul Flat Dark Earth Cerakote Finished Chambered in .300 Blackout (7.62x35) A2 Flash Hider 10.5" 1:8 Twist 416R Stainless Steel Light HBar Barrel Pistol Length Gas...$349.00 -
On Sale
Ghost Fireams 10.5" 300 Blackout with M-Lok 9" Pistol Kit - FDE
Sale: $429.00MSRP: $579.00Ghost Firearms 10.5" .300 Pistol Kit - FDE Flat Dark Earth (FDE) Cerakote Finish Chambered in 300 AAC Blackout (7.62x35mm) M16 Bolt Carrier Group Mil-spec Charging Handle A2 Flash Hider 10.5" 1:8 Twist 4150 Chrome Moly Steel...Sale: $429.00MSRP: $579.00 -
On Sale
Grid Defense Stainless Steel 7.5" .300 Blackout Upper Receiver - FDE
Sale: $299.00MSRP: $399.00Grid Defense Stainless Steel 7.5" .300 Blackout Upper Receiver Magpul Flat Dark Earth Cerakote Finish Chambered in .300 Blackout (7.62x35) Stainless Steel A2 Flash Hider 7.5" 1:8 Twist 416R Stainless Steel Light HBar Barrel Pistol Length Gas...Sale: $299.00MSRP: $399.00 -
On Sale
Ghost Firearms 7.5" .300 Blackout with 7" M-Lok Pistol Kit - FDE
Sale: $439.00MSRP: $579.00Ghost Firearms 7.5".300 Pistol Kit - Flat Dark Earth Finished in Flat Dark Earth Cerakote Chambered in .300 Blackout (7.62x35mm) M16 Bolt Carrier Group Mil-spec Charging Handle A2 Flash Hider 5/8 by 24 7.5" 1:8 Twist 4150...Sale: $439.00MSRP: $579.00 -
Out of stock
Grid Defense Stainless Steel 10.5" .300 Blackout Upper Receiver - FDE
$399.00Grid Defense 10.5" .300 Blackout Upper Receiver Finished in Magpul Flat Dark Earth Cerakote Mil-Spec 7075-T6 Upper Receiver 10.5" 1:8 Twist 416R Stainless Steel Barrel Chambered in .300 Blackout (7.62x35) A2 Muzzle Device Pistol Length Gas System 9"...$399.00 -
Out of stockOn Sale
Grid Defense Stainless Steel 16" 300 Blackout Upper Receiver - FDE
Sale: $329.00MSRP: $429.00Grid Defense Stainless Steel 16" 300 Blackout Upper Receiver - Flat Dark Earth FDE Cerakote Finish Chambered in .300 Blackout (7.62x35) Stainless Steel A2 Flash Hider 16" 1:8 Twist 416R Stainless Steel Light HBar Barrel Pistol Length Gas System Grid...Sale: $329.00MSRP: $429.00 -
On Sale
Grid Defense 6" .300 Blackout Flash Can Upper Receiver - FDE
Sale: $329.00MSRP: $399.00Grid Defense 6" .300 Blackout Pistol Upper Receiver - Flat Dark Earth Chambered in .300 Blackout 6" 1:7 Twist 4150 Light HBar Barrel - Black Nitride 7075-T6 Milspec Upper Receiver Pistol Length Gas System .750 Low Profile Gas Block Dimpled...Sale: $329.00MSRP: $399.00 -
Out of stockOn Sale
Grid Defense GX2 7.5" .300 Blackout Flash Can Upper Receiver - FDE
Sale: $329.00MSRP: $399.00Grid Defense GX2 7.5" .300 Blackout Flash Can Upper Mil-Spec 7075-T6 Upper Receiver 7.5" 1:8 Twist 4150 M4 Barrel - Black Nitride Chambered in .300 Blackout 9" Grid Defense GX2 Octagon M-Lok Rail Dimpled Flash Can Pistol Length Gas System Made in...Sale: $329.00MSRP: $399.00 -
Ghost Firearms 7.5" .300 Blackout FDE Upper Receiver with Burnt Bronze Flash Can
$399.00Ghost Firearms 7.5" FDE UPPER RECEIVER WITH BURNT BRONZE FLASH CAN Finished in Flat Dark Earth Cerakote Milspec 7075-T6 Upper Receiver 7.5" 1:8 4150 M4 Barrel - Black Nitride Chambered in .300 Blackout .750 Low Profile Gas Block Pistol Length Gas System...$399.00