Upper receivers mount and house the barrel, handguard, and gas system in an AR-15 or LR-308/AR-10. Mil-Spec upper receivers are made to "military specification" which means they either match or exceed the military requirements imposed on the design. This receiver features a full-length 1913 Picatinny rail section on the top for mounting optics and iron sights a brass deflector and a standard forward assist section.
About this Upper: This stripped AR-15 upper receiver comes in the white which makes it perfect for the ultimate DIY enthusiast. This receiver is ready to be completely customized with cerakote or spray paint. The durable raw aluminum makes this upper receiver reliable and the perfect blank canvas for any build.
Material: 7075-T6 Aluminum - 7075-T6 Aluminum is a high strength alloy metal with great ductility, toughness, and resistance against fatigue. 7075-T6 was standardized for use in Aerospace equipment and aircraft. The Suffix T6 is a temperament treatment to increase the overall toughness and strength of the Aluminum. 7075-T6 Aluminum was chosen for the AR-15 platform for its ease of manufacturing, lightweight properties, and strength.
Style: Mil-Spec is the standard for the United States Military for reliability, commonality, reduced cost, and meeting the requirements of a service rifle. 'Mil-Spec' is the key technical requirement for military-unique materiel or substantially modified commercial items.
Finish: This Upper reciever comes unfinished leaving it up to the buyer to personalize the finish how they want.
Caliber Compatibility: Standard - This upper receiver will work with standard rifle cartridges such as .223 Remington ,5.56 NATO, .300 Blackout, 6.5 Grendel, 7.62x39, 9mm Luger, and .350 Legend. This will also work with 9mm Pistol Caliber Carbines.
Top Section: Flat Top Rail - This upper receiver features a full 1913 Picatinny rail for the additional Optics installation and Iron Sight installation.
Anti-Rotation Tab Compatibility: This upper receiver will allow the installation of handguards with anti-rotation tabs incorporated into their design.