Shop 1,690 Deals on Complete Uppers

CMMG Endeavor 20" Upper .22 ARC with 1:7 Twist Rate and M-LOK Rail - Rifle-Length with BCG and CH - Tungsten - 28B3D0CTNG

CMMG Dissent 16.10" Upper .22 ARC with 1:7 Twist Rate and M-LOK Rail - Rifle-Length with Charging Handle - Coyote Tan - 28B940CCT

CMMG Dissent 16.10" Upper .22 ARC with 1:7 Twist Rate and M-LOK Rail - Rifle-Length with Charging Handle - Armor Black - 28B940CAB

CMMG Endeavor 20" Upper .22 ARC with 1:7 Twist Rate and M-LOK Rail - Rifle-Length with BCG and CH - Charcoal Green - 28B3D0CCG

CMMG Dissent 10.50" Upper 5.56x45mm with 1:7 Twist Rate and M-LOK Rail - Pistol-Length with Charging Handle - Sniper Gray - 55B8D86SG

Spikes Tactical 16" Upper 5.56x45mm 1:7 Quad Rail Mid-Length with BCG, Black - Enhanced Carbine Upper - STU5035CQ2F

Black Rain Ordnance Bro-Carnivore 16" Upper Receiver .450 Bushmaster - Armor Black with M-LOK Rail - 450B

Radian Weapons Model 1 MOE Upper M-LOK Rail with Charging Handle, Black - Elite Tactical - R0192

Radian Weapons Model 1 MOE Upper M-LOK Rail with Charging Handle, Gray - High-Performance - R0406

Primary Weapons Systems MK1 Mod 1 Complete Upper .223 Wylde 7.75 Barrel

CMMG Dissent 6.50" Upper .300 AAC Blackout with 1:7 Twist Rate and M-LOK Rail - Pistol-Length with Charging Handle - Armor Black - 30B0E67AB

Sons of Liberty Gun Works SOLGW 14.50" Upper 5.56x45mm M-LOK Rail - Tactical Excellence - M4L89BSCHF14.5

Faxon AR-15 Ascent Upper Receiver Assembly 5.56mm NATO 10.5" Barrel

TacFire 4" Upper .45 ACP 1:16 Free Float M-LOK Picatinny Rail, Black

Aero Precision LR-308 M5 Upper Assembly 308 Winchester 20" Steel Barrel 15" ATLAS R-ONE Handguard Black

Aero Precision AR-15 Upper Assembly 5.56x45mm NATO 16" Barrel MOE Mid-Length Handguard Black

Aero Precision AR-15 M4E1-T Upper Receiver Assembly 5.56x45mm NATO 16" Barrel Mid Length OD Green Anodized

Franklin Armory F17-X 16" Upper .17 WSM 1:9 M-LOK, Black

Franklin Armory F17-L 20" Upper .17 WSM 1:9 M-LOK, Black

Aero Precision M4E1-T RM10.3 Complete Upper 5.56 x 45 12.5inch Government Carbine 1-7 Twist 1/2 x 28 Thread Anodized Black

CMMG Endeavor 20" Upper .22 ARC with 1:7 Twist Rate and M-LOK Rail - Rifle-Length with BCG and CH - Midnight Bronze - 28B3D0CMB

CMMG Dissent 16.10" Upper .22 ARC with 1:7 Twist Rate and M-LOK Rail - Rifle-Length with Charging Handle - 28B940CHCA

CMMG Dissent 16.10" Upper .22 ARC with 1:7 Twist Rate and M-LOK Rail - Rifle-Length with Charging Handle - Titanium - 28B940CTI

CMMG Endeavor 20" Upper .22 ARC with 1:7 Twist Rate and M-LOK Rail - Rifle-Length with BCG and CH - Armor Black - 28B3D0CAB