Home /Categories / Upper Receivers

Shop 4,476 Deals on Upper Receivers

Browse Upper Receivers for sale at the lowest prices online.

Aero Precision M4E1 Standard Upper Receiver Stripped AR-15 No Forward Assist Aluminum Black - Aero Precision

Aero Precision M4E1 Standard Upper Receiver Stripped AR-15 No Forward Assist Aluminum Black

$150.00 $110.32

Aero Precision M4E1 Assembled Upper .350 Legend 20 Barrel - Aero Precision

Aero Precision M4E1 Assembled Upper .350 Legend 20 Barrel

$750.00 $395.00

Aero Precision Complete AR-15 Upper Black .300 AAC Blackout 8 Barrel w/ ATLAS S-ONE - Aero Precision

Aero Precision Complete AR-15 Upper Black .300 AAC Blackout 8 Barrel w/ ATLAS S-ONE

$595.00 $507.99

Aero Precision M4E1 Threaded Complete Upper 5.56 18 Barrel - Aero Precision

Aero Precision M4E1 Threaded Complete Upper 5.56 18 Barrel

$665.00 $509.99

Aero Precision M4E1 Complete Upper .300 AAC Blackout 10 Barrel - Aero Precision

Aero Precision M4E1 Complete Upper .300 AAC Blackout 10 Barrel

$721.99 $484.60

Faxon Forged Upper Receiver Stripped AR-15 Aluminum Black - Faxon

Faxon Forged Upper Receiver Stripped AR-15 Aluminum Black

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

Faxon Bantam AR-15 Complete Upper Receiver 9mm Luger 16" Barrel - Faxon

Faxon Bantam AR-15 Complete Upper Receiver 9mm Luger 16" Barrel

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

Faxon Bantam AR-15 Pistol Complete Upper Receiver 9mm Luger 10.5" Barrel - Faxon

Faxon Bantam AR-15 Pistol Complete Upper Receiver 9mm Luger 10.5" Barrel

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

Aero Precision M5E1 Assembled Upper .308 Win 18 Fluted - Aero Precision

Aero Precision M5E1 Assembled Upper .308 Win 18 Fluted

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

Aero Precision XL Stripped Upper Receiver - Aero Precision

Aero Precision XL Stripped Upper Receiver

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

Aero Precision M4E1 Complete Upper .300 Blackout 10 Barrel EM-9 Gen 2 Handguard - Aero Precision

Aero Precision M4E1 Complete Upper .300 Blackout 10 Barrel EM-9 Gen 2 Handguard

$615.00 $484.60

Battle Arms Development Billet Upper Receiver Fits FORTIS REV II Rail - Battle Arms Development

Battle Arms Development Billet Upper Receiver Fits FORTIS REV II Rail

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

Battle Arms Development

Tacfire Build Kit w/ 7.5" Nitride Black Barrel for AR 9mm Luger Pistol - PK9MM-LPK-7 - Tacfire

Tacfire Build Kit w/ 7.5" Nitride Black Barrel for AR 9mm Luger Pistol - PK9MM-LPK-7

$433.99 $298.99

Aero Precision M4E1-T Upper 5.56 14.5 Barrel No BCG/CH - Aero Precision

Aero Precision M4E1-T Upper 5.56 14.5 Barrel No BCG/CH

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

VKTR Industries VK-1 13.7" Upper 5.56x45mm 1:7 M-LOK Rail with BCG and CH, Armor Black - V-4027-3410-004-RP - Vktr Industries

VKTR Industries VK-1 13.7" Upper 5.56x45mm 1:7 M-LOK Rail with BCG and CH, Armor Black - V-4027-3410-004-RP

$2,374.99 $1,403.51

Vktr Industries

Daniel Defense DD5 V3 18" Upper 7.62x51mm 1:10 M-LOK Rifle-Length, Black - Daniel Defense

Daniel Defense DD5 V3 18" Upper 7.62x51mm 1:10 M-LOK Rifle-Length, Black

$2,595.00 $1,499.99

CMMG Banshee 4.50" Upper .22LR with 1:16 Twist Rate and M-LOK Rail - Armor Black Upper Assembly with BCG and CH - 22B5BD4AB - Cmmg

CMMG Banshee 4.50" Upper .22LR with 1:16 Twist Rate and M-LOK Rail - Armor Black Upper Assembly with BCG and CH - 22B5BD4AB

$784.99 $522.99

Del-Ton Pre-Ban 16" Classic Upper 5.56x45mm 1:9 Carbine-Length, Black - Del-Ton

Del-Ton Pre-Ban 16" Classic Upper 5.56x45mm 1:9 Carbine-Length, Black

$350.00 $306.47

Patriot Ordnance Factory Minuteman 10.5" Complete Upper 5.56x45mm, Black - 1654 - Patriot Ordnance Factory

Patriot Ordnance Factory Minuteman 10.5" Complete Upper 5.56x45mm, Black - 1654

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

Patriot Ordnance Factory

Aero Precision M4E1-T Upper Flat Dark Earth 5.56 14.5 Barrel No BCG/CH - Aero Precision

Aero Precision M4E1-T Upper Flat Dark Earth 5.56 14.5 Barrel No BCG/CH

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

Alexander Arms 18" Standard Upper .17 HMR 1:10, Black - UST17 - Alexander Arms

Alexander Arms 18" Standard Upper .17 HMR 1:10, Black - UST17

$998.99 $645.00

Alexander Arms 16" Upper Kit 6.5 Grendel 1:8, Black Cerakote - KIT6516 - Alexander Arms

Alexander Arms 16" Upper Kit 6.5 Grendel 1:8, Black Cerakote - KIT6516

$1,223.92 $536.99

Alexander Arms Tactical 16" Upper .50 Beowulf 1:20, Black - UTA50 - Alexander Arms

Alexander Arms Tactical 16" Upper .50 Beowulf 1:20, Black - UTA50

$1,083.99 $661.72

Radian Weapons Model 1 Complete Upper Flat Dark Earth .223 Wylde 10.5 Barrel - Radian Weapons

Radian Weapons Model 1 Complete Upper Flat Dark Earth .223 Wylde 10.5 Barrel

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

14 / 187