1-16 of 4,879 results
1-16 of 4,879 results
Wilson Combat
Wilson Combat Ar-15 Billet Upper Receiver
Platform: AR-15
Caliber: 5.56 NATO
Receiver Type: Billet
Platform
AR-15
Caliber
5.56 NATO
Receiver Type
Billet
$173$173
Out of Stock$173$173
Out of Stock
Bravo Company
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
Platform: AR-15
Caliber: 5.56 NATO
Receiver Type: Flat Top
Platform
AR-15
Caliber
5.56 NATO
Receiver Type
Flat Top
$149$149
In Stock$149$149
In Stock
Bravo Company
Bravo Company Manufacturing 5.56 Nato Mid-Length Bhf Ar-15 Barreled Upper - Mcmr-15 - 16"
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
$881$881
In Stock$881$881
In Stock
Aero Precision
Aero Precision M4E1 Threaded Complete Upper, 16" 5.56 Mid-Length Barrel w/ 15" ATLAS R-ONE M-LOK Handguard - FDE
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Receiver Type: M4E1
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
Receiver Type
M4E1
$47$47
In Stock$47$47
In Stock
Aero Precision
Aero Precision M4e1 Threaded Ar-15 Barreled Upper 5.56 Mid-Length Atlas R-One - 16"
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Receiver Type: M4E1
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
Receiver Type
M4E1
$517$517
Out of Stock$517$517
Out of Stock
Geissele Automatics
Geissele Automatics Llc Ar-15 16 Super Duty Stripped Upper Receiver Ddc
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
$922$922
Out of Stock$922$922
Out of Stock
Colt
Colt Complete Upper Receiver 14.5"
Platform: AR-15
Caliber: .223 Wylde
Platform
AR-15
Caliber
.223 Wylde
$1,243$1,243
Out of Stock$1,243$1,243
Out of Stock
Geissele Automatics
Geissele Automatics Llc Ar-15 11.5 Super Duty Stripped Upper Receiver Black
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
$806$806
Out of Stock$806$806
Out of Stock
Aero Precision
Aero Precision M4e1 Threaded Stripped Ar-15 Upper - No Forward Assist - Anodized Black
Platform: AR-15
Receiver Type: M4E1
Platform
AR-15
Receiver Type
M4E1
$103$103
Out of Stock$103$103
Out of Stock
Radical Firearms
Radical Firearms 5.56 Socom Complete Ar-15 Upper - Rpr M-Lok Handguard - 16"
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
$400$400
Out of Stock$400$400
Out of Stock
Daniel Defense
Daniel Defense 14.5" 5.56 M4a1 Ar-15 Complete Upper - Flat Dark Earth
Platform: AR-15
Gas System Length: Carbine
Caliber: 5.56 NATO
Platform
AR-15
Gas System Length
Carbine
Caliber
5.56 NATO
$1,499$1,499
In Stock$1,499$1,499
In Stock
Yankee Hill Machine
Yankee Hill Machine A3 Ar-15 Upper Receiver Assembly
Platform: AR-15
Receiver Type: A3
Platform
AR-15
Receiver Type
A3
$122$122
In Stock$122$122
In Stock
Aero Precision
Aero Precision M4e1 Threaded Barreled Ar-15 Upper 5.56 Rifle Atlas R-One - 18"
Platform: AR-15
Gas System Length: Rifle
Caliber: 5.56 NATO
Receiver Type: M4E1
Platform
AR-15
Gas System Length
Rifle
Caliber
5.56 NATO
Receiver Type
M4E1
$526$526
Out of Stock$526$526
Out of Stock
Radical Firearms
Radical Firearms 5.56 Barreled Ar-15 Upper - 16" - Primary Arms Exclusive
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
Price N/APrice N/A
Out of StockPrice N/APrice N/A
Out of Stock
Battle Arms Development
Battle Arms Development Workhorse Barreled Ar-15 Upper Receiver - M-Lok - 16"
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
$501$501
In Stock$501$501
In Stock
Yankee Hill Machine
Yankee Hill Machine A3 Ar-15 Upper Receiver Assembly - Stripped
Platform: AR-15
Platform
AR-15
Price N/APrice N/A
Out of StockPrice N/APrice N/A
Out of StockWilson Combat
Wilson Combat Ar-15 Billet Upper Receiver
Platform: AR-15
Caliber: 5.56 NATO
Receiver Type: Billet
Platform
AR-15
Caliber
5.56 NATO
Receiver Type
Billet
Out of Stock
$173$173
$173$173
Currently UnavailableBravo Company
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
Platform: AR-15
Caliber: 5.56 NATO
Receiver Type: Flat Top
Platform
AR-15
Caliber
5.56 NATO
Receiver Type
Flat Top
In Stock
$149$149
$149$149
Currently AvailableBravo Company
Bravo Company Manufacturing 5.56 Nato Mid-Length Bhf Ar-15 Barreled Upper - Mcmr-15 - 16"
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
In Stock
$881$881
$881$881
Currently AvailableAero Precision
Aero Precision M4E1 Threaded Complete Upper, 16" 5.56 Mid-Length Barrel w/ 15" ATLAS R-ONE M-LOK Handguard - FDE
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Receiver Type: M4E1
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
Receiver Type
M4E1
In Stock
$47$47
$47$47
Currently AvailableAero Precision
Aero Precision M4e1 Threaded Ar-15 Barreled Upper 5.56 Mid-Length Atlas R-One - 16"
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Receiver Type: M4E1
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
Receiver Type
M4E1
Out of Stock
$517$517
$517$517
Currently UnavailableGeissele Automatics
Geissele Automatics Llc Ar-15 16 Super Duty Stripped Upper Receiver Ddc
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
Out of Stock
$922$922
$922$922
Currently UnavailableColt
Colt Complete Upper Receiver 14.5"
Platform: AR-15
Caliber: .223 Wylde
Platform
AR-15
Caliber
.223 Wylde
Out of Stock
$1,243$1,243
$1,243$1,243
Currently UnavailableGeissele Automatics
Geissele Automatics Llc Ar-15 11.5 Super Duty Stripped Upper Receiver Black
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
Out of Stock
$806$806
$806$806
Currently UnavailableAero Precision
Aero Precision M4e1 Threaded Stripped Ar-15 Upper - No Forward Assist - Anodized Black
Platform: AR-15
Receiver Type: M4E1
Platform
AR-15
Receiver Type
M4E1
Out of Stock
$103$103
$103$103
Currently UnavailableRadical Firearms
Radical Firearms 5.56 Socom Complete Ar-15 Upper - Rpr M-Lok Handguard - 16"
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
Out of Stock
$400$400
$400$400
Currently UnavailableDaniel Defense
Daniel Defense 14.5" 5.56 M4a1 Ar-15 Complete Upper - Flat Dark Earth
Platform: AR-15
Gas System Length: Carbine
Caliber: 5.56 NATO
Platform
AR-15
Gas System Length
Carbine
Caliber
5.56 NATO
In Stock
$1,499$1,499
$1,499$1,499
Currently AvailableYankee Hill Machine
Yankee Hill Machine A3 Ar-15 Upper Receiver Assembly
Platform: AR-15
Receiver Type: A3
Platform
AR-15
Receiver Type
A3
In Stock
$122$122
$122$122
Currently AvailableAero Precision
Aero Precision M4e1 Threaded Barreled Ar-15 Upper 5.56 Rifle Atlas R-One - 18"
Platform: AR-15
Gas System Length: Rifle
Caliber: 5.56 NATO
Receiver Type: M4E1
Platform
AR-15
Gas System Length
Rifle
Caliber
5.56 NATO
Receiver Type
M4E1
Out of Stock
$526$526
$526$526
Currently UnavailableRadical Firearms
Radical Firearms 5.56 Barreled Ar-15 Upper - 16" - Primary Arms Exclusive
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
Out of Stock
Price N/APrice N/A
Price N/APrice N/A
Currently UnavailableBattle Arms Development
Battle Arms Development Workhorse Barreled Ar-15 Upper Receiver - M-Lok - 16"
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
In Stock
$501$501
$501$501
Currently AvailableYankee Hill Machine
Yankee Hill Machine A3 Ar-15 Upper Receiver Assembly - Stripped
Platform: AR-15
Platform
AR-15
Out of Stock
Price N/APrice N/A
Price N/APrice N/A
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