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AR-15 UPPER RECEIVER AND PARTS

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Armalite AR-15 M4 A3 .223 16" Complete Flat Top Upper Receiver

SKU: EK0446B

Armalite Flat Top M4A3 complete uppers featuring a 16" chrome lined 1:9 twist barrel, A2 Flash Suppressor, complete bolt assembly and charging handle. No FFL required.

$489.95

CMMG AR-15 M4 .223 14.5" Complete Flat Top Upper Receiver

SKU: U-M455-1454H

CMMG M4 Carbine Upper Receiver with a 14.5", 1:7 twist, chrome lined barrel. Features M4 cuts, pinned and welded Phantom flash suppressor and comes complete with bolt carrier assembly and charging handle. Overall barrel length is the legally required 16". No FFL required.

$559.95

In Stock

CMMG AR-15 M4 .223 14.7" Complete Flat Top Upper Receiver

SKU: U-M455-1474H

CMMG M4 Carbine Upper Receiver with a 14.7", 1:7 twist, chrome lined barrel. Features M4 cuts, pinned and welded Bird Cage flash suppressor and comes complete with bolt carrier assembly and charging handle. Overall barrel length is the legally required 16". No FFL required.

$559.95

In Stock

CMMG AR-15 M4 .223 16" Complete Flat Top Upper Receiver

SKU: U-M455-1604

CMMG M4 Carbine Upper Receiver with a 16", 1:9 twist, chrome lined barrel. Features M4 cuts, removable Bird Cage flash suppressor and comes complete with bolt carrier assembly and charging handle. No FFL required.

$549.95

In Stock

Command Arms AR15, M16 Carry Handle

SKU: CH

AR-15 carry handle mounts on flat top rifles. Featuring a fully adjustable integrated sight and high quality retention system and locking nuts. Backed by Command Arms Lifetime warranty.

$45.95

In Stock

Daniel Defense AR15 Lite Rail 12.0 FSPM

SKU: DD-2005

The midlength Daniel Defense Lite Rail lightweight and durable rail system upgrade for your AR15 rifle. The Patent Pending Bolt Up System™ provides for a continuous rail across the top of your receiver with no interruption. The Lite Rail 12.0 is designed to work on Midlength AR15 rifles and features a cutout for the gas block and front sight post. Lite Rail Barrel Nut Wrench is required for installation. Made in the U.S.A.

$359.95

In Stock

Daniel Defense AR15 LITE RAIL 7.0 - Carbine

SKU: DD-2001

The Daniel Defense AR15 Lite Rail 7.0 is the lightest Carbine length free float rail system to use a steel barrel nut. The Daniel Defense AR15 Lite Rail utilizes the Patent Pending Bolt Up SystemTM which allows the upper receiver to have a continuous uninterrupted upper rail platform.

$289.95

Daniel Defense Low Profile Gas Block .750

SKU: DD-9111

The Daniel Defense Low Profile Gas Block clamps tightly onto .750" barrels and covers up markings made by FSB taper pins. Fits perfectly under the Daniel Defense M4 Rail and the Daniel Defense AR15 Lite Rail.

$59.95

In Stock

Daniel Defense M4 9.5 FSP

SKU: DD-1002

The Daniel Defense 9.5 FSP Carbine is a Free Float Rail System provides additional rail space by using a cutout in the top to for the gas block allowing the side and bottom rails to extend beyond to sight post. Comes with ladder type rail covers. Tools are required for installation. Made in the U.S.A.

$305.95

In Stock

Daniel Defense Offset Flashlight Mount

SKU: DD-6001

The Daniel Defense ambidextrous Offset Flashlight Mount is designed to allow the user to mount a flashlight when a vertical foregrip is mounted on the bottom rail allowing for natural positioning of the rear flashlight button. This configuration helps to eliminate unintended light discharge due to the deliberate action required to activate the light.

$49.95

In Stock

Daniel Defense Offset Flashlight Mount PAK

SKU: DD-6000

This Daniel Defense ambidextrous Offset Flashlight Mount incorporates a Positive Action Knob (PAK) for quick detach. The offset design allows the user to mount a flashlight when a vertical foregrip is mounted on the bottom rail allowing for natural positioning of the rear flashlight button. This configuration helps to eliminate unintended light discharge due to the deliberate action required to activate the light. Made in the USA.

$69.95

In Stock

Daniel Defense Omega Rail 12.0 - Rifle

SKU: DD-10003

The Rifle Length Daniel Defense Omega Rail is a free float, Mil-Spec 1913 user installed, AR-15 rifle rail system. Light weight, yet rugged, the Omega Rail is easily and quickly installed with no modifications to your rifle. Made in the USA from CNC machined aircraft grade alloy and Type III Hard Coat Anodizing. The Omega Rail 12.0 is designed to work on AR15 rifles with a rifle length gas system and comes with three ladder covers.

$319.95

In Stock

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AR-15 Upper Receivers

Find the Upper Receiver Parts You Need for your AR-15 Gun

Customize or begin building sooner with our AR-15 Upper Receivers. We have receivers boasting hard chrome-lined chambers and bores that deliver exceptional endurance and easier maintenance. Choose from a fast 1:7 twist or the popular 1:9 rate in our selection of AR-15 upper receivers. Top names in receiver manufacturing are here, including Rock River Arms, CMMG, and ArmaLite. These makers emphasize testing prior to shipment for your satisfaction. CMMG conducts magnetic particle testing on its barrels, a process which reveals tiny flaws. Order a Carbine Upper Receiver with M4 feed ramps and Bird Cage flash suppressor from this manufacturer.

Get the Rifle You Really Want with AR-15 Upper Receiver Parts

Make a match rifle or a versatile hunting firearm with AR-15 upper receiver parts. The AR15’s modular structure allows you to modify its design to meet your aspirations. Find a flat top so you can reconfigure as needed. We carry an M4 version of the AR15 carbine – its flat top provides a range of sighting options. Many of our AR-15 upper receiver parts are made from higher grade, mil-spec steel and work with existing mil-spec lowers. We’re also your superlative source for AR 15 parts sold individually, from charging handle assemblies to sling mounts.

AR-15 Upper Receiver Assembly Ensures Components Coincide

When you want the complete package, we’re here with assemblies! You can opt for an AR-15 Upper Receiver Assembly featuring a 16-inch barrel and a 1:9 twist, paired with a flash suppressor, mount, bolt assembly and charging handle. A dedicated bolt to match the upper assembly is important to the workings of your AR-15. You’ll also benefit from a handle matched to your barrel. Choose AR-15 upper receiver assemblies backed by precision manufacturing to add to your rifle or when building a firearm from square one.