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Browse .223 Remington Complete Uppers for sale at the lowest prices online.

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Palmetto State Armory

Sons Of Liberty Gun Works

Troy Industries

Harrington & Richardson

Warrior Systems

Radical Firearms

Midwest Industries

Primary Weapons Systems

Battle Arms Development

Radical .223 Remington Upper with 16" Barrel, Black - RF00325 - Radical Firearms

Radical .223 Remington Upper with 16" Barrel, Black - RF00325

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Radical Firearms

Midwest Industries Upper Upper 223 Remington 556NATO 10.5" Black MLOK AR-15 - Midwest Industries

Midwest Industries Upper Upper 223 Remington 556NATO 10.5" Black MLOK AR-15

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Midwest Industries

Daniel Defense MK18 Flat Dark Earth 5.56 NATO 10.3" Short Barrel Upper Receiver Group 23-004-08013-011 - Daniel Defense

Daniel Defense MK18 Flat Dark Earth 5.56 NATO 10.3" Short Barrel Upper Receiver Group 23-004-08013-011

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Luth-AR 24" Bull Barrel Complete Upper Assembly For 223 Rem/556NATO Keymod, Black - FTBL-B24 - Luth-Ar

Luth-AR 24" Bull Barrel Complete Upper Assembly For 223 Rem/556NATO Keymod, Black - FTBL-B24

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Luth-AR 16" Lightweight Barrel Complete Upper Receiver For 223 Rem/556NATO, Black - BAA3-L16 - Luth-Ar

Luth-AR 16" Lightweight Barrel Complete Upper Receiver For 223 Rem/556NATO, Black - BAA3-L16

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Sons of Liberty Gun Works .223 Remington Upper with 13.7" Barrel, Black - EXO3UPPER13.7556 - Sons Of Liberty Gun Works

Sons of Liberty Gun Works .223 Remington Upper with 13.7" Barrel, Black - EXO3UPPER13.7556

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Sons Of Liberty Gun Works

Battle Arms WORKHORSE AR-15 Upper Receiver, 16" Barrel, No BCG or Charging Handle - Battle Arms Development

Battle Arms WORKHORSE AR-15 Upper Receiver, 16" Barrel, No BCG or Charging Handle

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Battle Arms Development

Sons of Liberty Gun Works .223 Remington Upper with 16" Barrel, Black - PATROLSLUPPER16556 - Sons Of Liberty Gun Works

Sons of Liberty Gun Works .223 Remington Upper with 16" Barrel, Black - PATROLSLUPPER16556

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Sons Of Liberty Gun Works

Aero Precision M4E1-T Upper 5.56 / .223 Rem 14.5 Barrel w/ ATLAS R-ONE Handguard - Aero Precision

Aero Precision M4E1-T Upper 5.56 / .223 Rem 14.5 Barrel w/ ATLAS R-ONE Handguard

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Radian Weapons Model 1 MOE Upper M-LOK Rail with Charging Handle, Black - Advanced Tactical - R0428 - Radian Weapons

Radian Weapons Model 1 MOE Upper M-LOK Rail with Charging Handle, Black - Advanced Tactical - R0428

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Sons of Liberty Gun Works .223 Remington Upper with 16" Barrel, Black - EXO3UPPER16556 - Sons Of Liberty Gun Works

Sons of Liberty Gun Works .223 Remington Upper with 16" Barrel, Black - EXO3UPPER16556

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Sons Of Liberty Gun Works

Aero Precision AR15 Complete Upper 5.56 / .223 Rem 10.5 Barrel - Aero Precision

Aero Precision AR15 Complete Upper 5.56 / .223 Rem 10.5 Barrel

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Primary Weapons Systems MK116 Pro Upper 223 Wylde/556NATO 16.1" Barrel, Black - 19-PM116UA0B - Primary Weapons Systems

Primary Weapons Systems MK116 Pro Upper 223 Wylde/556NATO 16.1" Barrel, Black - 19-PM116UA0B

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Primary Weapons Systems

Bushmaster A3 Patrolman .223 Rem/5.56 16" Barrel Flat-Top Complete Upper Assembly - 91822 - Bushmaster

Bushmaster A3 Patrolman .223 Rem/5.56 16" Barrel Flat-Top Complete Upper Assembly - 91822

$780.99 $663.42

Aero Precision M4E1-T Upper 5.56 10.5 Barrel No BCG/CH - Aero Precision

Aero Precision M4E1-T Upper 5.56 10.5 Barrel No BCG/CH

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Sharps Bros AR-15 223 Rem/556NATO Complete Upper Receiver - SBBU01 - Sharps Bros

Sharps Bros AR-15 223 Rem/556NATO Complete Upper Receiver - SBBU01

MAP (Minimum Advertised Price) means this product is for sale at a lower price than what the manufacturer allows advertised.

Troy Industries .223 Remington Upper with 16" Barrel, Black - SUPGA3M16BT00 - Troy Industries

Troy Industries .223 Remington Upper with 16" Barrel, Black - SUPGA3M16BT00

$729.99 $559.99

Troy Industries

Troy Industries .223 Remington Upper with 16" Barrel, Black - SUPGA4S16BT00 - Troy Industries

Troy Industries .223 Remington Upper with 16" Barrel, Black - SUPGA4S16BT00

$851.99 $692.99

Troy Industries

Bushmaster 16" Classic Upper .223 Remington/5.56x45mm with 1:8 Twist Rate and M-LOK- Carbine-Length with BCG and CH- Black - 00-40011-BLK - Bushmaster

Bushmaster 16" Classic Upper .223 Remington/5.56x45mm with 1:8 Twist Rate and M-LOK- Carbine-Length with BCG and CH- Black - 00-40011-BLK

$701.99 $563.95

HM Defense MonoBloc 9.5" AR-Style Upper Receiver 5.56x45mm/.223 Remington - 95MBUP556 - Hm Defense

HM Defense MonoBloc 9.5" AR-Style Upper Receiver 5.56x45mm/.223 Remington - 95MBUP556

$753.99 $595.00

HM Defense .223 Remington Upper with 16" Barrel, Black - 16MBUP556 - Hm Defense

HM Defense .223 Remington Upper with 16" Barrel, Black - 16MBUP556

$1,097.99 $650.00

HM Defense .223 Remington Upper with 16" Barrel, Black - 16MBUP556L - Hm Defense

HM Defense .223 Remington Upper with 16" Barrel, Black - 16MBUP556L

$962.99 $675.00

Q LLC Sugar Weasel .223 Remington Upper with 13" Barrel, Black, Tan - ACCSW55613INUPPER - Q Llc

Q LLC Sugar Weasel .223 Remington Upper with 13" Barrel, Black, Tan - ACCSW55613INUPPER

$1,521.99 $1,125.00

Bushmaster QRC II LTW 16" Classic Upper 5.56x45mm NATO 1:7 Carbine Length, Black - Bushmaster

Bushmaster QRC II LTW 16" Classic Upper 5.56x45mm NATO 1:7 Carbine Length, Black

$566.99 $461.41

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