AR15 - 5.56 NATO
Shop our selection of 5.56 complete uppers and build kits for your next AR-15. Designed for the best performance possible while not breaking the bank. Use these to upgrade your current gun or have a fresh start for something unique. Whether you're building a self defense pistol or a rifle for hunting these uppers will do the job.
-
Out of stock
GHOST FIREARMS 16" 5.56 FRONT SIGHT UPPER WITH BCG/CH - FDE
$449.00GHOST FIREARMS 16" 5.56 FRONT SIGHT UPPER WITH BCG/CH - FDE Made in the USA 16" 5.56 NATO Barrel BCG and Charging Handle Included Magpul FDE Hand Guard A2 Muzzle Device Black Anodized Mil Spec Upper Receiver$449.00 -
On Sale
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 -
Out of stock
Grid Defense 16" 5.56 Upper Receiver With Stainless Steel Flash Hider and Skeleton Grip - Tactical Grape
$488.00Grid Defense 16" Upper Receiver Purple Cerakote Finish Chambered in 5.56x45 NATO 14" M-Lok Rail 16" 1:7 4150 M4 Barrel - Black Nitride Carbine Length Gas System Stainless Steel A2 Flash Hider Mil-Spec 7075-T6 Upper Receiver Tactical Dynamics Skeleton...$488.00 -
On Sale
Grid Defense HEX 16" 5.56 NATO Upper Receiver - Gold
Sale: $349.00MSRP: $419.00Grid Defense HEX 16" 5.56 NATO Upper Receiver - Gold FX Gold Cerakote Finish Chambered in 5.56 NATO 16" 4150 Nitride Barrel 1:7 Twist Rate 1/2x28 TPI Thread Pitch Black A2 Muzzle Device Carbine Length Gas System Low Profile Gas Block Grid...Sale: $349.00MSRP: $419.00 -
Out of stock
ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER WITH TIMBER CREEK DUST COVER AND FORWARD ASSIST - TITANIUM
$408.98ALWAYS ARMED OCTO SERIES 16" 5.56 NATO UPPER RECEIVER Made in the USA Titanium Cerakote Finish Mil-Spec AR15 7075 T6 Upper Receiver Timber Creek Outdoors Blue Anodized Billet Dust Cover Timber Creek Outdoors Blue Anodized Forward Assist 15" Free Float...$408.98 -
On Sale
Ghost 16" 5.56 Mid Length with 11" Rail Rifle Kit - OD Green
Sale: $443.33MSRP: $599.00Ghost Firearms 16" 5.56 Mid Length Rifle Kit - OD Green Finished in Olive Drab Green Cerakote Chambered in 5.56/.223 (5.56x45mm) M16 Bolt Carrier Group Mil-spec Charging Handle A2 Flash Hider 16" 1:7 Twist 4150 Chrome Moly Steel Barrel Black...Sale: $443.33MSRP: $599.00 -
On Sale
Ghost Vital 16" Black Upper 5.56 NATO With Burnt Bronze 11" Rail
Sale: $259.00MSRP: $329.00Ghost Vital 16" Black Upper 5.56 NATO With 11" Burnt Bronze 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 Burnt...Sale: $259.00MSRP: $329.00 -
Grid Defense Suppressor Ready 16" 5.56 NATO Upper Receiver
$349.00Grid Defense Suppressor Ready 16" 5.56 NATO Upper Upper Specifications Mil-Spec Upper Receiver Machined from 7075-T6 Forging Mil-Spec dust cover and forward assist Made in the USA 14" Free Float Grid Defense Handguard Available in Hard Coat...$349.00 -
Out of stockOn Sale
ALWAYS ARMED ULTRALIGHT 16" 5.56 NATO RIFLE KIT - BLACK ANODIZED
Sale: $409.00MSRP: $609.00Always Armed 16" 5.56 NATO Rifle Kit - Black Anodized Made in the USA Mil-Spec 7075 T6 Upper Receiver with Dust Cover and Forward Assist 16" Pencil 1:7 Twist 4150 Barrel with Black Nitride Finish Chambered in 5.56 NATO Mid Length Gas System .750...Sale: $409.00MSRP: $609.00 -
On Sale
Ghost Elite 16" 5.56 NATO Join or Die Upper Receiver - Black
Sale: $259.00MSRP: $354.00Ghost Elite 16" 5.56 NATO Join or Die Upper Receiver - Black Mil-Spec 7075 Forged Aluminum Upper Receiver 14" Ghost Firearms M-Lok Rail Black Anodized Finish 16" 1:7 Twist 4150 M4 Barrel - Black Nitride A2 Birdcage Muzzle Device Carbine Length Gas...Sale: $259.00MSRP: $354.00 -
On Sale
Ghost Vital 16" Black Upper 5.56 NATO With Blue Titanium 11" Rail
Sale: $259.00MSRP: $329.00Ghost Vital 16" Black Upper 5.56 NATO With 11" Blue Titanium 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 Blue...Sale: $259.00MSRP: $329.00 -
On Sale
Ghost Vital 16" Black Upper 5.56 NATO With OD Green 11" Rail
Sale: $259.00MSRP: $329.00Ghost Vital 16" Black Upper 5.56 NATO With 11" OD Green 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 OD Green Ghost...Sale: $259.00MSRP: $329.00 -
Out of stock
Grid Defense 16" 5.56 Quad Rail Upper Receiver with Timber Creek Accessories - Blue Titanium
$757.97Grid Defense 16" 5.56 Quad Rail Upper Receiver With Timber Creek Red Accessories - Blue Titanium Grid Defense 16" 5.56 Quad Rail Upper Receiver - Blue Titanium Blue Titanium Cerakote Finish Chambered in 5.56x45 NATO 14" M-Lok Quad Rail 16" 1:7 4150 M4...$757.97 -
Out of stock
Grid Defense Limited Edition Stainless Steel 16" 5.56 Upper Receiver with Nickel Boron BCG and Red Strike Industries Accessories
$691.85Grid Defense Limited Edition Stainless Steel 16" 5.56 Upper Receiver Blue Titanium Cerakote 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"...$691.85 -
Grid Defense Stainless Steel 16" 5.56 Upper Receiver - Tactical Grape
$429.00Grid Defense Stainless Steel 16" 556 Upper Receiver - Tactical Grape Tactical Grape Cerakote Finish Chambered in 5.56 NATO 5.56 Upper Receiver Stainless Steel A2 Flash Hider 16" 1:7 Twist 416R Stainless Steel Barrel - M4 Profile Carbine Length Gas...$429.00 -
On Sale
ALWAYS ARMED 16" JESTER UPPER RECEIVER COMBO DEAL - 5.56 NATO/.300 BLACKOUT - FDE
Sale: $458.00MSRP: $658.00Always Armed 16" 5.56 NATO Jester Upper Receiver - FDE 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 ...Sale: $458.00MSRP: $658.00 -
On Sale
Ghost Vital 16" Black Upper 5.56 NATO With FDE 14" Rail
Sale: $259.00MSRP: $329.00Ghost Vital 16" Black Upper 5.56 NATO With 14" FDE Rail - Black Chambered in 5.56 NATO 16" 1:7 Twist 4150 Barrel Black Nitride Carbine Length Gas System Ghost Firearms 14" M-Lok Free Float Hand Guard Finished in Flat Dark Earth...Sale: $259.00MSRP: $329.00 -
Out of stockOn Sale
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 -
Out of stock
Grid Defense Limited Edition 16" 5.56 NATO Upper with Strike Industries Accessories - Periwinkle/Blue
$502.85Grid Defense 16" 5.56 Upper Receiver - Periwinkle Periwinkle Cerakote Finish 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 Receiver Strike Industries...$502.85 -
On Sale
Grid Defense 16" 5.56 Upper Receiver With 12" Rail - Pink Champagne
Sale: $329.00MSRP: $399.00Grid Defense 16" 5.56 Upper Receiver With 12" Rail - Pink Champagne Pink Champagne 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