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AR-15 Receiver Parts

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AR57 12" Complete ULT M-LOK Upper Receiver 5.7x28 Caliber With BCG, Muzzle Brake, M-LOK Rails and 1-50 Round Mag, Drop In Ready

AR57 12" Complete ULT M-LOK Upper Receiver 5.7x28 Caliber With BCG, Muzzle Brake, M-LOK Rails and 1-50 Round Mag, Drop In Ready
$649 99
In Stock
Sylvan Arms AR-15 Multi-Attachment Point QD Tube Lock Back Plate - ARQD100

Sylvan Arms AR-15 Multi-Attachment Point QD Tube Lock Back Plate - ARQD100
$19 99
In Stock
Only 2 Left!
Aero Precision AR15/M4 5.56 Charging Handle - APRH100000C

Aero Precision AR15/M4 5.56 Charging Handle - APRH100000C
$18 99 $21.99
In Stock
Anderson AR15-A3 Stripped Upper Receiver, Mil-Spec w/ Hard Black Anodized Finish

Anderson AR15-A3 Stripped Upper Receiver, Mil-Spec w/ Hard Black Anodized Finish
$40 91
In Stock
Sylvan Arms GCB100 AR-15 Lower Receiver 9mm Glock Compatible Magazine Conversion Block

Sylvan Arms GCB100 AR-15 Lower Receiver 9mm Glock Compatible Magazine Conversion Block
$94 99
In Stock
Tacfire 5.56x45mm 7" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-556-7

Tacfire 5.56x45mm 7" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-556-7

$303 75
In Stock
Only 5 Left!
Small Parts Replacement Kit for AR-15 Rifles, Mil-Spec Parts by a Major U.S. Contractor

Small Parts Replacement Kit for AR-15 Rifles, Mil-Spec Parts by a Major U.S. Contractor

$10 40
In Stock
Sylvan Arms AR-15 Flared Magwell Insert For Open Trigger Lower Receivers - Black - ARFM100

Sylvan Arms AR-15 Flared Magwell Insert For Open Trigger Lower Receivers - Black - ARFM100
$36 99
In Stock
Only 1 Left!
Aero Precision Multi-Caliber FDE Finish Stripped Upper Receiver - APAR501801C

Aero Precision Multi-Caliber FDE Finish Stripped Upper Receiver - APAR501801C
$89 99 $119.99
In Stock
Aero Precision AR-15 Multi-Caliber Stripped Upper Receiver - APAR501603C

Aero Precision AR-15 Multi-Caliber Stripped Upper Receiver - APAR501603C
$104 99
In Stock
Del-Ton AR-15 16" H-Bar Rifle Parts Kit - RKT101 - No FFL Required

Del-Ton AR-15 16" H-Bar Rifle Parts Kit - RKT101 - No FFL Required
$345 62
In Stock
Only 6 Left!
Tacfire AR-15 Complete Upper Receiver Kit with Charging Handle, Forward Assist, & Dust Cover - UP01-C2

Tacfire AR-15 Complete Upper Receiver Kit with Charging Handle, Forward Assist, & Dust Cover - UP01-C2
$71 15
In Stock
Aero Precision M4E1 MOE Lower Parts Kit - APRH100968

Aero Precision M4E1 MOE Lower Parts Kit - APRH100968
$69 99 $89.99
In Stock
Sylvan Arms SCB100 AR-15 Lower Receiver 9mm Sig P320 Compatible Magazine Conversion Block

Sylvan Arms SCB100 AR-15 Lower Receiver 9mm Sig P320 Compatible Magazine Conversion Block

$94 99
In Stock
Aero Precision - M4E1 Threaded Assembled Upper - No Forward Assist - FDE Cerakote - APAR712202AC

Aero Precision - M4E1 Threaded Assembled Upper - No Forward Assist - FDE Cerakote - APAR712202AC
$104 99 $164.99
In Stock
Aero Precision AR15 MOE Lower Parts Kit FDE - APRH100965

Aero Precision AR15 MOE Lower Parts Kit FDE - APRH100965
$84 99 $98.99
In Stock
Only 4 Left!
Aero Precision M4E1 Threaded 16" 5.56x45mm Mid-Length Complete Upper Receiver with ATALS R-ONE Handguard - Kodiak Brown Anodized - APAR700401M7

Aero Precision M4E1 Threaded 16" 5.56x45mm Mid-Length Complete Upper Receiver with ATALS R-ONE Handguard - Kodiak Brown Anodized - APAR700401M7
$589 99
In Stock
Only 3 Left!
Sharps Bros SBUR04 Billet Upper Stripped with Forward Assist & Dust Cover Black Anodized Aluminum Receiver for AR-15

Sharps Bros SBUR04 Billet Upper Stripped with Forward Assist & Dust Cover Black Anodized Aluminum Receiver for AR-15

$194 70
In Stock
Only 4 Left!
Tacfire 5.56x45mm 16" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-556-16

Tacfire 5.56x45mm 16" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-556-16
$332 81
In Stock
Ballistic Advantage AR-15 Enhanced Upper Receiver - BAPA100084

Ballistic Advantage AR-15 Enhanced Upper Receiver - BAPA100084
$113 99
In Stock
Only 6 Left!
Tacfire .45 ACP 16" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-45ACP-16

Tacfire .45 ACP 16" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard - BU-45ACP-16

$296 04
In Stock
Only 3 Left!
Tacfire .300 Blackout 16" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, and M-LOK Handguard - BU-300-16

Tacfire .300 Blackout 16" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, and M-LOK Handguard - BU-300-16
$361 87
In Stock
Only 3 Left!
Aero Precision M4E1 Threaded 14.5" 5.56 Mid-Length QPQ No Forward Assist Complete Upper with 13.5" Slimline Handguard - Kodiak Brown Anodized - APSL100753

Aero Precision M4E1 Threaded 14.5" 5.56 Mid-Length QPQ No Forward Assist Complete Upper with 13.5" Slimline Handguard - Kodiak Brown Anodized - APSL100753

$419 99 $534.99
In Stock
Only 1 Left!
Tacfire 5.56x45mm 5" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard, and Adjustable Gas Block - BU-556-5

Tacfire 5.56x45mm 5" AR-15 Complete Upper Receiver with Bolt Carrier Group, Charging Handle, M-LOK Handguard, and Adjustable Gas Block - BU-556-5

$347 40
In Stock
Only 6 Left!
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