1-16 of 4,864 results
1-16 of 4,864 results
Bravo Company
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
4.6 (5 reviews)
Platform: AR-15
Caliber: 5.56 NATO
Receiver Type: Flat Top
Platform
AR-15
Caliber
5.56 NATO
Receiver Type
Flat Top
$129$129
Out of Stock$129$129
Out of Stock
Wilson Combat
Wilson Combat Ar-15 Billet Upper Receiver
5.0 (8 reviews)
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
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
$594$594
Out of Stock$594$594
Out of Stock
Bravo Company
Bravo Company Manufacturing 5.56 Nato Mid-Length Bhf Ar-15 Barreled Upper - Mcmr-15 - 16"
5.0 (1 review)
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
Geissele Automatics
Geissele Automatics Llc Ar-15 16 Super Duty Stripped Upper Receiver Ddc
4.9 (7 reviews)
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
$922$922
In Stock$922$922
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
Aero Precision
Aero Precision M4e1 Threaded Stripped Ar-15 Upper - No Forward Assist - Anodized Black
4.5 (4 reviews)
Platform: AR-15
Receiver Type: M4E1
Platform
AR-15
Receiver Type
M4E1
$103$103
Out of Stock$103$103
Out of Stock
Daniel Defense
Daniel Defense 14.5" 5.56 M4a1 Ar-15 Complete Upper - Flat Dark Earth
4.5 (2 reviews)
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
Colt
Colt Complete Upper Receiver 14.5"
Platform: AR-15
Caliber: .223 Wylde
Platform
AR-15
Caliber
.223 Wylde
$943$943
Out of Stock$943$943
Out of Stock
Geissele Automatics
Geissele Automatics Llc Ar-15 11.5 Super Duty Stripped Upper Receiver Black
5.0 (3 reviews)
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
$806$806
Out of Stock$806$806
Out of Stock
Yankee Hill Machine
Yankee Hill Machine A3 Ar-15 Upper Receiver Assembly
5.0 (2 reviews)
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 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
Spike's Tactical
Spike's Tactical Ar-15 Upper Receiver Assembly
Platform: AR-15
Caliber: Multi
Receiver Type: Flat Top
Platform
AR-15
Caliber
Multi
Receiver Type
Flat Top
$89$89
In Stock$89$89
In Stock
Daniel Defense
Daniel Defense 11.5" 5.56 Nato 1:7 Carbine Ar-15 Complete Upper - 10" Mfr Xs M-Lok Rail
Platform: AR-10
Gas System Length: Carbine
Caliber: 5.56 NATO
Platform
AR-10
Gas System Length
Carbine
Caliber
5.56 NATO
$1,027$1,027
Out of Stock$1,027$1,027
Out of Stock
CMMG
CMMG Resolute 16.10" Upper 5.56x45mm with 1:7 Twist Rate and M-LOK Rail - Mid-Length with Charging Handle - Armor Black - 55BB40BAB
Platform: AR-15
Gas System Length: Mid-Length
Caliber: 5.56 NATO
Platform
AR-15
Gas System Length
Mid-Length
Caliber
5.56 NATO
$401$401
In Stock$401$401
In StockBravo Company
Bravo Company Mfg Upper Receiver Assembly w/ Laser T-Markings, Hard Coated Anodized - 4-UR-M4
4.6 (5 reviews)
Platform: AR-15
Caliber: 5.56 NATO
Receiver Type: Flat Top
Platform
AR-15
Caliber
5.56 NATO
Receiver Type
Flat Top
Out of Stock
$129$129
$129$129
Wilson Combat
Wilson Combat Ar-15 Billet Upper Receiver
5.0 (8 reviews)
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
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
Out of Stock
$594$594
$594$594
Bravo Company
Bravo Company Manufacturing 5.56 Nato Mid-Length Bhf Ar-15 Barreled Upper - Mcmr-15 - 16"
5.0 (1 review)
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
Geissele Automatics
Geissele Automatics Llc Ar-15 16 Super Duty Stripped Upper Receiver Ddc
4.9 (7 reviews)
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
In Stock
$922$922
$922$922
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
Out of Stock
$517$517
$517$517
Aero Precision
Aero Precision M4e1 Threaded Stripped Ar-15 Upper - No Forward Assist - Anodized Black
4.5 (4 reviews)
Platform: AR-15
Receiver Type: M4E1
Platform
AR-15
Receiver Type
M4E1
Out of Stock
$103$103
$103$103
Daniel Defense
Daniel Defense 14.5" 5.56 M4a1 Ar-15 Complete Upper - Flat Dark Earth
4.5 (2 reviews)
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
Colt
Colt Complete Upper Receiver 14.5"
Platform: AR-15
Caliber: .223 Wylde
Platform
AR-15
Caliber
.223 Wylde
Out of Stock
$943$943
$943$943
Geissele Automatics
Geissele Automatics Llc Ar-15 11.5 Super Duty Stripped Upper Receiver Black
5.0 (3 reviews)
Platform: AR-15
Caliber: 5.56 NATO
Platform
AR-15
Caliber
5.56 NATO
Out of Stock
$806$806
$806$806
Yankee Hill Machine
Yankee Hill Machine A3 Ar-15 Upper Receiver Assembly
5.0 (2 reviews)
Platform: AR-15
Receiver Type: A3
Platform
AR-15
Receiver Type
A3
In Stock
$122$122
$122$122
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
Out of Stock
$526$526
$526$526
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
Out of Stock
$400$400
$400$400
Spike's Tactical
Spike's Tactical Ar-15 Upper Receiver Assembly
Platform: AR-15
Caliber: Multi
Receiver Type: Flat Top
Platform
AR-15
Caliber
Multi
Receiver Type
Flat Top
In Stock
$89$89
$89$89
Daniel Defense
Daniel Defense 11.5" 5.56 Nato 1:7 Carbine Ar-15 Complete Upper - 10" Mfr Xs M-Lok Rail
Platform: AR-10
Gas System Length: Carbine
Caliber: 5.56 NATO
Platform
AR-10
Gas System Length
Carbine
Caliber
5.56 NATO
Out of Stock
$1,027$1,027
$1,027$1,027
CMMG
CMMG Resolute 16.10" Upper 5.56x45mm with 1:7 Twist Rate and M-LOK Rail - Mid-Length with Charging Handle - Armor Black - 55BB40BAB
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
$401$401
$401$401
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