223/5.56 Uppers

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223 & 5.56 Uppers | Complete Uppers - Free 2-Day Shipping

ModernMarksman.com is your headquarters for AR uppers & complete uppers. We carries all the best brands of AR uppers from Spikes Tactical uppers, DPMS uppers, Bushmaster uppers, CMMG uppers, Core 15 upper and much more! We always have the best prices on AR complete uppers and stripped upper receivers, in-stock and ready to ship! 

5.56 Uppers & complete uppers orders get Free Shipping with purchase of $99.95 or more. Spend $199.95 and get upgraded to UPS 2-day air for free! Same Day Shipping on orders placed before 5:00 P.M. EST (2:00 P.M. PST) Earn Rewards Points with every order. All orders delivered outside Wyoming are TAX FREE!

Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 12" FCR, A2 Flash Hider, Black Finish, Includes Charging Handle and Bolt Carrier Group CFU16-5.56SOC-12FCR Radical Firearms, Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 12" FCR, A2 Flash Hider, Black Finish, Includes Charging Handle and Bolt Carrier Group
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Radical Firearms

Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 12" FCR, A2 Flash Hider, Black Finish, Includes Charging Handle and Bolt Carrier Group CFU16-5.56SOC-12FCR

Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 12" FCR, A2 Flash Hider, Black Finish, Includes Charging Handle and Bolt Carrier Group CFU16-5.56SOC-12FCR UPC Code: 816903025398 Manufacturer: Radical...

$439.99 $349.99
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Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 15" RPR, Zero Impulse Muzzle Brake, Black Finish, Includes Charging Handle and Bolt Carrier Group CFU16-5.56SOC-15RPR-ZS
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Radical Firearms

Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 15" RPR, Zero Impulse Muzzle Brake, Black Finish, Includes Charging Handle and Bolt Carrier Group CFU16-5.56SOC-15RPR-ZS

Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 15" RPR, Zero Impulse Muzzle Brake, Black Finish, Includes Charging Handle and Bolt Carrier Group CFU16-5.56SOC-15RPR-ZS - FREE 2-Day Air Shipping UPC...

$483.95 $429.99
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Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 15" FCR, A2 Flash Hider, Black Finish, Includes Charging Handle and Bolt Carrier Group CFU16-5.56SOC-15FCR
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Radical Firearms

Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 15" FCR, A2 Flash Hider, Black Finish, Includes Charging Handle and Bolt Carrier Group CFU16-5.56SOC-15FCR

Radical Firearms Complete Upper Assembly, 223 Rem/556NATO, 16" SOCOM (Mid) Barrel, 15" FCR, A2 Flash Hider, Black Finish, Includes Charging Handle and Bolt Carrier Group CFU16-5.56SOC-15FCR UPC Code: 816903025404 Manufacturer: Radical Firearms...

$399.99 $349.99
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Black Rain Ordnance 556 SOCOM, Complete Upper, 556NATO, 16" SOCOM Profile Chromoly NATO Barrel, Black Finish, 1:7 Twist, BRO 15" M-Lock Hybrid Handguard, Mid Lenght Gas System, "LET IT RAIN" Lazer Engraved Dust Cover, SPEC15 Nitride Coated Bolt And C Black Rain Ordnance 556 SOCOM, Complete Upper, 556NATO, 16" SOCOM Profile Chromoly NATO Barrel, Black Finish, 1:7 Twist, BRO 15" M-Lock Hybrid Handguard, Mid Lenght Gas System, "LET IT RAIN" Lazer Engraved Dust Cover, SPEC15 Nitride Coated Bolt And Carrier Group, Mil-Spec A2 Flash Hidder, Spec 15 Charging Handle BRO-SPEC15-CU-SOCOM-556
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Black Rain Ordnance

Black Rain Ordnance 556 SOCOM, Complete Upper, 556NATO, 16" SOCOM Profile Chromoly NATO Barrel, Black Finish, 1:7 Twist, BRO 15" M-Lock Hybrid Handguard, Mid Lenght Gas System, "LET IT RAIN" Lazer Engraved Dust Cover, SPEC15 Nitride Coated Bolt And C

Black Rain Ordnance 556 SOCOM, Complete Upper, 556NATO, 16" SOCOM Profile Chromoly NATO Barrel, Black Finish, 1:7 Twist, BRO 15" M-Lock Hybrid Handguard, Mid Lenght Gas System, "LET IT RAIN" Lazer Engraved Dust Cover, SPEC15 Nitride Coated Bolt And...

$769.99 $669.99
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Black Rain Ordnance Left Handed Predator Upper, 556NATO, 18" Single Flutted 416R Stainless Steel Barrel, 1:8 Twist, Black Anodized Finish, 15" BRO M-LOK Hybrid Handguard, Low Profile Adjustable Gas Block, "LET IT RAIN" Laser Engraved Dust Cover, Nick
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Black Rain Ordnance

Black Rain Ordnance Left Handed Predator Upper, 556NATO, 18" Single Flutted 416R Stainless Steel Barrel, 1:8 Twist, Black Anodized Finish, 15" BRO M-LOK Hybrid Handguard, Low Profile Adjustable Gas Block, "LET IT RAIN" Laser Engraved Dust Cover, Nick

Black Rain Ordnance Left Handed Predator Upper, 556NATO, 18" Single Flutted 416R Stainless Steel Barrel, 1:8 Twist, Black Anodized Finish, 15" BRO M-LOK Hybrid Handguard, Low Profile Adjustable Gas Block, "LET IT RAIN" Laser Engraved Dust Cover,...

$1,699.00 $1,626.92
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