5.56mm Uppers
Our 5.56mm uppers are made from the highest quality materials, ensuring that they can withstand even the most challenging shooting conditions. We offer a variety of barrel lengths and styles to fit your specific needs, as well as handguards, charging handles, and other components to complete your build.
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On Sale
Grid Defense 7.5" 5.56 Upper Receiver - FDE
Sale: $299.00MSRP: $379.00Grid Defense 7.5" 5.56 Upper Receiver Finished in Magpul Flat Dark Earth Cerakote Mil Spec 7075-T6 Upper Receiver 7.5" 1:7 Twist 4150 M4 Barrel - Black Nitride 7" Grid Defense Octagon M-Lok Rail Pistol Length Gas System A2 Flash Hider Chambered in...Sale: $299.00MSRP: $379.00 -
On Sale
ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK
Sale: $249.00MSRP: $299.00ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 416R Stainless Steel Barrel Chambered in 5.56 NATO Carbine Length Gas System ...Sale: $249.00MSRP: $299.00 -
On Sale
Grid Defense 7.5" 5.56 Flash Can Upper Receiver - Blue Titanium
Sale: $329.00MSRP: $399.00Grid Defense 7.5" 5.56 NATO Flash Can Upper Receiver - Blue Titanium Finished in Blue Titanium Cerakote 5.56 Flash Can Upper Made in the USA 1:7 Twist 7.5" 4150 M4 Barrel - Black Nitride 9" Octagon M-Lok Hand Guard Dimpled Flash Can 7075-T6 Mil...Sale: $329.00MSRP: $399.00 -
On Sale
ALWAYS ARMED 10.5" 5.56 NATO FLASH CAN UPPER RECEIVER - BURNT BRONZE
Sale: $229.00MSRP: $319.00Always Armed 10.5" 5.56 NATO Flash Can Upper Receiver - Burnt Bronze Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 10.5" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length Gas...Sale: $229.00MSRP: $319.00 -
On Sale
Ghost Elite 16" Upper 5.56 Nato With Matching Flash Can - FDE
Sale: $299.00MSRP: $369.00Ghost Firearms Elite 16" 5.56 Upper Receiver With Flash Can - FDE Ghost Elite 16 Upper Chambered in 5.56x45 NATO (5.56/.223) 5.5" Flash Can finished in FDE 16" 1:7 Twist 4150 M4 Barrel Black Nitride 1/2x28 Muzzle Thread...Sale: $299.00MSRP: $369.00 -
On Sale
ALWAYS ARMED 16" 5.56 NATO 1:7 MID LENGTH UPPER RECEIVER WITH 12" TR MLOK RAIL
Sale: $199.99MSRP: $299.00ALWAYS ARMED 16" 5.56 NATO 1:7 MID LENGTH UPPER RECEIVER WITH 12" TR MLOK RAIL Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Steel Barrel with Black Nitride Finish Chambered in 5.56...Sale: $199.99MSRP: $299.00 -
On Sale
Grid Defense 16" 5.56 Quad Rail Upper Receiver - Tungsten Gray
Sale: $329.00MSRP: $399.00Grid Defense 16" 5.56 Quad Rail Upper Receiver - Tungsten Gray Tungsten Gray Cerakote Finish Chambered in 5.56x45 NATO 14" M-Lok Quad Rail 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System A2 Flash Hider Mil-Spec 7075-T6 Upper ReceiverSale: $329.00MSRP: $399.00 -
On Sale
ALWAYS ARMED 7.5" 5.56 NATO UPPER RECEIVER - SIG PINK
Sale: $209.00MSRP: $299.00Always Armed 7.5" 5.56 NATO Upper Receiver - Sig Pink Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7.5" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Pistol Length Gas System .750 Low...Sale: $209.00MSRP: $299.00 -
Out of stock
Ghost Vital 16" Upper 5.56 Nato with BCG/Charging Handle, AXE Brake and Sights
$449.00Ghost Firearms Vital 16" Upper Chambered in 5.56x45 NATO (5.56/.223) AXE Brake 16" 1:7 or 1:8 Twist 4150 M4 Barrel Black Nitride Carbine Length Gas System Ghost Firearms 11" M-Lok Free Float Hand Guard Ghost...$449.00 -
On Sale
ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - TITANIUM
Sale: $219.00MSRP: $319.00ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - TITANIUM Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length Gas...Sale: $219.00MSRP: $319.00 -
On Sale
ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER 12" RAIL - BLACK
Sale: $179.00MSRP: $289.00ALWAYS ARMED 16" 5.56 NATO STAINLESS STEEL UPPER RECEIVER 12" RAIL - BLACK Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 416R Stainless Steel Barrel Chambered in 5.56 NATO Carbine...Sale: $179.00MSRP: $289.00 -
Out of stockOn Sale
Andro Corp 10.5" 5.56 Front Sight Upper Receiver - Black
Sale: $180.00MSRP: $429.00Andro Corp 10.5" 5.56 Front Sight Upper Receiver - Black Made in the USA 10.5" 5.56 NATO Barrel 1:8 Twist Rate 1/2x28 TPI Thread Pitch 7075-T6 Mil-Spec Upper Receiver M4 Handguard Carbine Length Gas System A2 Muzzle Device Black Anodized Mil...Sale: $180.00MSRP: $429.00 -
On Sale
GHOST ELITE 10.5" UPPER 5.56 NATO - TACTICAL GRAPE
Sale: $259.00MSRP: $329.00Ghost Firearms Elite 10.5" Upper - Tactical Grape Made in the USA Chambered in 556 NATO 5.56 Nato Upper Receiver A2 Flash Hider 10.5" 1:7 or 1:8 Twist 4150 M4 Barrel Black Nitride Carbine Length Gas System Ghost Firearms 7"...Sale: $259.00MSRP: $329.00 -
On Sale
ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 12" M-LOK RAIL, POP UP SIGHTS AND ANGLED FOREGRIP
Sale: $249.00MSRP: $329.00ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 12" M-LOK RAIL, POP UP SIGHTS AND ANGLED FOREGRIP Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Steel Barrel Chambered in 5.56...Sale: $249.00MSRP: $329.00 -
On Sale
ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER - FDE
Sale: $229.00MSRP: $339.00ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER - FDE Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7.5" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Pistol Length Gas...Sale: $229.00MSRP: $339.00 -
On Sale
ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER - ZOMBIE GREEN
Sale: $219.00MSRP: $319.00Always Armed 16" 5.56 NATO Upper Receiver - Zombie Green Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Carbine Length Gas System .750...Sale: $219.00MSRP: $319.00 -
Ghost Firearms 16" A2 Front Sight Upper with Rear Sight
$349.00Ghost Firearms 5.56 Complete Upper Receiver with A2 Front Sight 16” 1:7 Twist Chrome Moly Barrel, M4 Profile Chambered in .223/5.56 Direct Gas Impingement Gas System A-2 Flash Hider A-2 Handguard A2 Front Sight Gas Block Rear Flip Sight...$349.00 -
On Sale
ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 15" M-LOK QUAD RAIL - BURNT BRONZE
Sale: $219.00MSRP: $299.00ALWAYS ARMED 16" 5.56 NATO UPPER RECEIVER WITH 15" M-LOK QUAD RAIL - BURNT BRONZE Made in the USA 16" 4150 Barrel Chambered in 5.56 NATO 15" Free Floating MLOK Quad Rail Burnt Bronze Cerakote Finish Carbine Length Gas System A2 Muzzle Device 1:7...Sale: $219.00MSRP: $299.00 -
On Sale
Ghost Vital 7.5" Upper 5.56 Nato With Stainless Steel Barrel with BCG and Charging Handle
Sale: $259.00MSRP: $399.00Ghost Firearms Vital 7.5" Upper Chambered in 5.56x45 NATO (5.56/.223) A2 Birdcage Flash Hider (Black) 7.5" 1:7 Twist 416R M4 Stainless Steel Barrel Pistol Length Gas System Ghost Firearms 7" M-Lok Free Float Hand...Sale: $259.00MSRP: $399.00 -
On Sale
ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK ANODIZED
Sale: $179.00MSRP: $279.00ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL UPPER RECEIVER - BLACK ANODIZED Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 7.5" 1:7 Twist 416R Stainless Steel Barrel Chambered in 5.56 NATO Pistol Length...Sale: $179.00MSRP: $279.00