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 Stainless Steel 10.5" 5.56 Upper Receiver - Tungsten Gray
Sale: $299.00MSRP: $399.00Grid Defense Stainless Steel 10.5" 5.56 Upper Receiver High quality AR15 upper receivers Tungsten Gray Cerakote Finish Stainless Steel AR 15 Upper Receiver Chambered in 5.56 NATO Grid Defense Mil Spec 7075 T6 Upper Receiver Grid Defense 9" M-Lok...Sale: $299.00MSRP: $399.00 -
Out of stock
ALWAYS ARMED COMPLETE 10.5" 5.56 STAINLESS STEEL FLASH CAN UPPER RECEIVER WITH 12"MLOK RAIL, BCG, CHARGING HANDLE & SIGHTS
$399.00ALWAYS ARMED COMPLETE 10.5" 9MM FLASH CAN UPPER RECEIVER WITH 12" RAIL - BLACK ANODIZED Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 10.5" 1:7 Twist 416R Stainless Steel Barrel Chambered in 5.56 NATO...$399.00 -
Out of stock
ALWAYS ARMED COMPLETE 16" 5.56 NATO STAINLESS STEEL FLUTED UPPER RECEIVER WITH 10" KEYMOD RAIL, BCG, CHARGING HANDLE & SIGHTS
$369.99ALWAYS ARMED COMPLETE 16" 5.56 NATO STAINLESS STEEL FLUTED UPPER RECEIVER WITH 10" KEYMOD RAIL, BCG, CHARGING HANDLE & SIGHTS Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:8 Twist 416R Stainless Steel...$369.99 -
Out of stockOn Sale
GHOST 16" 5.56 NATO UPPER RECEIVER - PERIWINKLE
Sale: $269.00MSRP: $349.00GHOST FIREARMS ELITE 16" 5.56 UPPER RECEIVER Periwinkle Cerakote Finished Ghost Elite 16 Upper Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 16" 1:7 Twist 4150 M4 Barrel Black Nitride Carbine Length Gas System Ghost...Sale: $269.00MSRP: $349.00 -
On Sale
GHOST FIREARMS 16" 5.56 NATO MID LENGTH UPPER RECEIVER - FDE
Sale: $269.00MSRP: $349.00GHOST FIREARMS 16" 5.56 NATO MID LENGTH UPPER RECEIVER - FDE Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" 1:7 Twist 4150 Steel Mid Length Barrel with Black Nitride Finish Chambered in 5.56 NATO Mid...Sale: $269.00MSRP: $349.00 -
On Sale
Ghost Firearms 7.5" 5.56 Flash Can Upper Receiver FDE - Matching
Sale: $359.00MSRP: $399.00Ghost Firearms 7.5" 5.56 Flash Can Upper Receiver FDE - Matching Proudly Made in the USA 7075 T6 Forged Aluminum Mil-Spec AR15 Upper Receiver 7.5" 1:7 Twist 4150 M4 Barrel Black Nitride Finished in Flat Dark Earth Cerakote Pistol Length Gas...Sale: $359.00MSRP: $399.00 -
On Sale
Ghost IHS 5" 5.56 NATO Upper Receiver - Gold
Sale: $269.00MSRP: $339.00Ghost IHS 5" 5.56 Upper - Gold Cerakote FX Gold Upper Receiver Chambered in 5.56x45 NATO (5.56/.223) A2 Flash Hider 5" 1:5 Twist 4150 Chrome Moly Vanadium Barrel 1/2x28 Thread Pitch Micro Length Gas System Ghost 4.25" Integral...Sale: $269.00MSRP: $339.00 -
On Sale
Ghost Vital 16" Black Upper 5.56 NATO With Tungsten Gray 11" Rail
Sale: $259.00MSRP: $329.00Ghost Vital 16" Black Upper 5.56 NATO With 11" Tungsten Gray Rail - Black Chambered in 5.56 NATO 16" 1:7 Twist 4150 Barrel Black Nitride Carbine Length Gas System Ghost Firearms 11" M-Lok Free Float Hand Guard Finished in Tungsten...Sale: $259.00MSRP: $329.00 -
Out of stock
GRID DEFENSE 10.5" 5.56 UPPER RECEIVER W/ BCG, CHARGING HANDLE, MBUS & AXE BRAKE
$559.00GRID DEFENSE 10.5" 5.56 STAINLESS STEEL COMPLETE UPPER RECEIVER W/ MBUS & AXE BRAKE Hard Coat Black Anodized Finish Made in the USA 7075-T6 Mil-Spec Upper Receiver 10.5" 1:7 Twist 416R Stainless Steel M4 Profile Barrel Chambered in 5.56x45...$559.00 -
On Sale
Grid Defense Stainless Steel 16" 5.56 Upper Receiver - Black
Sale: $329.00MSRP: $429.00Grid Defense Stainless Steel 16" 556 Upper Receiver - Black Hard Coat Black Anodized Finish Chambered in 5.56 NATO Stainless Steel A2 Flash Hider 16" 1:7 Twist 416R Stainless Steel Barrel - M4 Profile Carbine Length Gas System Grid Defense 14"...Sale: $329.00MSRP: $429.00 -
Out of stock
ALWAYS ARMED 10.5" 5.56 NATO FLASH CAN UPPER RECEIVER - MAGPUL FDE/OD GREEN LIMITED EDITION
$358.00Always Armed 10.5" 5.56 NATO Flash Can Upper Receiver - LIMITED EDITION Made in the USA Magpul FDE Mil-Spec 7075 T6 Upper Receiver Forward Assist Timber Creek Outdoors Billet Dust Cover - OD Green 10.5" 1:7 Twist 4150 Barrel with Black...$358.00 -
On Sale
ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - TUNGSTEN GRAY
Sale: $219.00MSRP: $319.00ALWAYS ARMED 16" 5.56 NATO BX SERIES UPPER RECEIVER - TUNGSTEN GRAY 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...Sale: $219.00MSRP: $319.00 -
On Sale
ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL UPPER RECEIVER WITH ENHANCED MUZZLE DEVICE - BLACK ANODIZED
Sale: $209.00MSRP: $289.00ALWAYS ARMED 7.5" 5.56 NATO STAINLESS STEEL UPPER RECEIVER WITH ENHANCED MUZZLE DEVICE - 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...Sale: $209.00MSRP: $289.00 -
Out of stock
ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER WITH STAINLESS STEEL BARREL AND AXE BRAKE - BLACK
$359.00ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER Made in the USA Hard Coat Black Anodized Finish Mil-Spec AR15 7075 T6 Upper Receiver with Dust Cover and Forward Assist 15" Free Float M-LOK OCTO Series Rail 16" 1:7 Twist 416R Stainless Steel Barrel...$359.00 -
ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO WTIH ZOMBIE GREEN FLASH CAN UPPER RECEIVER - BLACK
$319.00ALWAYS ARMED OCTO SERIES 7.5" 5.56 NATO FLASH CAN UPPER RECEIVER 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...$319.00 -
Ghost Vital 10.5" 5.56 Upper Receiver with 1:8 Twist Stainless Steel Barrel
$309.00Ghost Vital 10.5" 5.56 Upper Receiver with 1:8 Twist Stainless Steel Barrel Chambered in 5.56x45 NATO (5.56/.223) Stainless Steel A2 Birdcage Flash Hider 10.5" 1:7 Twist 416R Stainless Steel Barrel Carbine Length Gas System Ghost...$309.00 -
Out of stockOn Sale
Grid Defense 10.5" 5.56 Upper Receiver - Periwinkle
Sale: $299.00MSRP: $379.00Grid Defense 10.5" 5.56 Upper Receiver - Periwinkle Finished in Periwinkle Cerakote Chambered in 5.56x45 NATO 7075-T6 Milspec Upper Receiver 10.5" 1:7 Twist 4150 Steel M4 Barrel - Black Nitride .750 Low Profile Gas Block Carbine Length Gas System A2...Sale: $299.00MSRP: $379.00 -
Grid Defense 10.5" 5.56 Upper Receiver - Tactical Grape
$379.00Grid Defense 10.5" 5.56 Upper Receiver Finished in Purple Cerakote Chambered in 5.56x45 NATO 7075-T6 Milspec Upper Receiver 10.5" 1:7 Twist 4150 Steel M4 Barrel - Black Nitride .750 Low Profile Gas Block Carbine Length Gas System A2 Flash Hider Made in...$379.00 -
On Sale
Grid Defense 7.5" 5.56 Upper Receiver - Blue Titanium
Sale: $299.00MSRP: $379.00Grid Defense 7.5" 5.56 Upper Receiver Finished in Blue Titanium 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
Grid Defense GX2 7.5" 5.56 Flash Can Upper Receiver - Blue Titanium
Sale: $329.00MSRP: $399.00Grid Defense GX2 7.5" 5.56 NATO Flash Can Upper Mil-Spec 7075-T6 Upper Receiver 7.5" 1:7 Twist 4150 M4 Barrel - Black Nitride Chambered in 5.56x45 NATO 9" Grid Defense GX2 Octagon M-Lok Rail Dimpled Flash Can Pistol Length Gas System Made in the...Sale: $329.00MSRP: $399.00