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AR15 5.56 Upper Assemblies

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Products (Total Items: 129)
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DANIEL DEFENSE Mid AR15 Stripped Upper Receiver Group Midlength M16
DANIEL DEFENSE Mid AR15 Stripped Upper Receiver Group Midlength M16
Sale
$549.95  $456.46
In Stock.
Daniel Defense M4 URG v3 Midlength AR15 Upper M4V3 5.56
Daniel Defense M4 URG v3 Midlength AR15 Upper M4V3 5.56
Sale
$1,199.95  $1,119.95
In Stock.
Daniel Defense 5.56 M4 Midlength URG V5 LW 12.0 Rail AR15 Upper
Daniel Defense 5.56 M4 Midlength URG V5 LW 12.0 Rail AR15 Upper
Sale
$1,129.95  $999.95
In Stock.
Daniel Defense M4 URG v7 No Sights M4V7 Midlength AR15 Upper
Daniel Defense M4 URG v7 No Sights M4V7 Midlength AR15 Upper
Sale
$1,059.95  $904.95
In Stock.
Daniel Defense M4V11 URG Midlength Complete AR15 Upper
Daniel Defense M4V11 URG Midlength Complete AR15 Upper
Sale
$1,219.50  $919.95
In Stock.
CMMG Mk4 T 5.56 16
CMMG Mk4 T 5.56 16" Stainless AR15 1:7 AR-15 Free Float Upper
Sale
$679.95  $629.95
In Stock.
CMMG 416 Stainless 18
CMMG 416 Stainless 18" Upper Group Mk4 3GR 5.56mm 3 Gun AR15
Sale
$789.95  $739.95
In Stock.
CMMG 5.56 LE REVOLUTION 16
CMMG 5.56 LE REVOLUTION 16" Upper Free Float Handguard
Sale
$699.95  $579.95
In Stock.
Rock River Arms RRA 16
Rock River Arms RRA 16" Midlength Complete A4 Upper .223 5.56 AR
Sale
$550.00  $500.50
In Stock.
Rock River Arms RRA 20
Rock River Arms RRA 20" Varmint A4 Upper AR-15 Sniper AR15 Wylde
Sale
$799.95  $739.95
In Stock.
Rock River Arms Coyote Complete 20
Rock River Arms Coyote Complete 20" AR15 Sniper Upper AR-15
Sale
$799.95  $727.95
In Stock.
Rock River Arms RRA 16
Rock River Arms RRA 16" Midlength Complete UTE2 Upper 5.56 AR15
Sale
$989.95  $900.85
In Stock.
Primary Weapons 16
Primary Weapons 16" 5.56 DI Upper with PWS 15 Keymod Rail FSC556
Sale
$699.95  $636.95
In Stock.
Primary Weapons DC-10 Complete AR15 Piston Upper - No FFL Req
Primary Weapons DC-10 Complete AR15 Piston Upper - No FFL Req
Sale
$1,299.95  $1,182.95
In Stock.
Daniel Defense M4V5 12
Daniel Defense M4V5 12" Rail Light LW NS 16" Mid Upper w Grip
Sale
$1,079.00  $981.89
In Stock.
Daniel Defense M4 URG v4 Omega X 9.0 Upper No Sights DD-08119-NS
Daniel Defense M4 URG v4 Omega X 9.0 Upper No Sights DD-08119-NS
Sale
$949.00  $863.59
Out of Stock.
Daniel Defense M4 XV EZ Complete AR15 Upper Receiver Group URG
Daniel Defense M4 XV EZ Complete AR15 Upper Receiver Group URG
Sale
$899.00  $818.09
Out of Stock.
Daniel Defense MK18 Upper Receiver DDMK18 5.56 NATO 10.3
Daniel Defense MK18 Upper Receiver DDMK18 5.56 NATO 10.3" Cold Hammer Forged Barrel
Sale
$1,416.00  $1,199.95
Out of Stock.
Daniel Defense M4 URG v1 Complete AR15 .223 Upper 5.56 M4V1
Daniel Defense M4 URG v1 Complete AR15 .223 Upper 5.56 M4V1
Sale
$1,199.00  $1,091.09
Out of Stock.
DANIEL DEFENSE AR15/M16 Stripped Upper Receiver Group M4 Carbine
DANIEL DEFENSE AR15/M16 Stripped Upper Receiver Group M4 Carbine
Sale
$549.95  $500.45
In Stock.
Daniel Defense M4V2 Upper Receiver Hammer Forged Barrel
Daniel Defense M4V2 Upper Receiver Hammer Forged Barrel
Sale
$1,199.00  $1,091.09
Out of Stock.
Daniel Defense M4 - V4 LW NS URG Lightweight No Sights Upper
Daniel Defense M4 - V4 LW NS URG Lightweight No Sights Upper
Sale
$968.00  $880.88
In Stock.
Primary Weapons 14
Primary Weapons 14" Pinned 16" 5.56 DI Upper PWS 12 Keymod AR15
Sale
$799.96  $649.95
In Stock.
Adams Arms UA-16-M-EUL-556 Midlength Evo UltraLite Competition Lite 5.56 Piston Upper
Adams Arms UA-16-M-EUL-556 Midlength Evo UltraLite Competition Lite 5.56 Piston Upper
Sale
$911.71  $770.69
In Stock.
Adams Arms NY Compliant AR15 16
Adams Arms NY Compliant AR15 16" Mid Length MOE Piston Upper AR-15
Sale
$832.95  $728.00
In Stock.
LMT Lewis Machine & Tool 16
LMT Lewis Machine & Tool 16" Upper Assembly 1:7 5.56 .223
Sale
$579.00  $554.95
Out of Stock.
LMT Lewis Machine & Tool 10.5
LMT Lewis Machine & Tool 10.5" Pistol Upper Receiver 5.56
$579.00
In Stock.
PWS 10
PWS 10" Pistol Mk110 Mod1 5.56 Piston AR-15 Upper AR15 223 Wylde
Sale
$1,249.95  $1,137.45
Out of Stock.
PWS 12
PWS 12" Pistol Mk112 Mod1 5.56 Piston AR-15 Upper AR15 223 Wylde
Sale
$1,259.95  $1,146.55
In Stock.
PWS Primary Weapons MK107 Diablo Piston 7.5
PWS Primary Weapons MK107 Diablo Piston 7.5" Pistol Upper 5.56
Average Rating(1)
Sale
$1,249.95  $1,137.45
In Stock.
Primary Weapons MK116 Complete 16
Primary Weapons MK116 Complete 16" AR15 Piston Upper PWS AR-15
Sale
$1,399.95  $1,273.95
Out of Stock.
Phase 5 Tactical AR15 CQC Pistol 7.5
Phase 5 Tactical AR15 CQC Pistol 7.5" Complete Upper AR-15
Sale
$875.00  $796.25
In Stock.
Rainier Arms Base 16
Rainier Arms Base 16" Piston 5.56MM Midlength AR15 Upper Adams
Sale
$749.95  $682.45
In Stock.
AR-15 Rifle Build Kit Rogers AR15 Super-Stock Nitride Barrel BCG
AR-15 Rifle Build Kit Rogers AR15 Super-Stock Nitride Barrel BCG
Sale
$699.95  $439.95
In Stock.
Troy M7 Complete Kit 7.5 inch 5.56 - Black AR15
Troy M7 Complete Kit 7.5 inch 5.56 - Black AR15
Sale
$1,599.00  $1,351.16
In Stock.
Spike's Upper 5.56 16
Spike's Upper 5.56 16" M4 LE Handguards FSP AR15 AR-15
Sale
$580.00  $522.00
In Stock.
Spike's Tactical Upper 5.56 16
Spike's Tactical Upper 5.56 16" M4 LE 7" BAR Rail FSP
Sale
$739.95  $699.95
In Stock.
Spike's Tactical 16
Spike's Tactical 16" M4 LE Upper w/ 9" BAR Free Float Quad Rail
Sale
$779.00  $701.10
In Stock.
Spike's Tactical Upper 5.56 16
Spike's Tactical Upper 5.56 16" Mid LE Handguard FSP
Sale
$590.00  $531.00
Out of Stock.
Spike's Tactical Upper 5.56 16
Spike's Tactical Upper 5.56 16" Mid MOE Handguard FSP AR
Sale
$610.00  $599.95
Out of Stock.
Spike's Tactical Mid Upper 5.56 16
Spike's Tactical Mid Upper 5.56 16" M4 12" BAR2 Rail
Sale
$811.00  $759.95
In Stock.
Spike's Tactical Midlength Upper 5.56 16
Spike's Tactical Midlength Upper 5.56 16" LE w/9" BAR2 Rail
Sale
$799.95  $739.95
In Stock.
Spike's Tactical 16
Spike's Tactical 16" Upper 556 Mid Length 12" SAR3 Rail
Sale
$878.00  $789.95
In Stock.
Spike's Tactical 16
Spike's Tactical 16" Lightweight LE Complete Upper 5.56
Sale
$580.00  $549.95
In Stock.
Spike's Tactical AR15 5.56 Midlength Lightweight 14.5
Spike's Tactical AR15 5.56 Midlength Lightweight 14.5" Pinned 16" ST
Sale
$1,043.00  $938.70
In Stock.
Spike's Tactical Pistol Upper 8.1
Spike's Tactical Pistol Upper 8.1" CHF Cold Hammer Forged
Sale
$699.95  $679.95
In Stock.
Spike's Tactical 18
Spike's Tactical 18" Rifle Length Gas Upper Special Purpose 13.2" SAR3 Quad Rail R2 Brake CHF SPR
Sale
$988.00  $939.95
In Stock.
Spike's Tactical 16
Spike's Tactical 16" Adams Arms Piston Upper AR15 5.56
Sale
$919.95  $889.95
In Stock.
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