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Core Rifle Systems AR-15 Enhanced Nitride Bolt Carrier Group .223 Rem/5.56 NATO Full Auto Rated Complete Drop In Black Nitride Finish 99627

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CORE15 Rifle Systems
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Core Rifles systems is excited to being offering AR-15 parts and accessories to the general public. By doing so, you now have the opportunity to purchase high quality parts directly from your favorite manufacturer, Core Rifle Systems. Great as an upgrade for your existing build or also great as a spare, make sure you keep some of these high quality parts on hand for those just in case moments.

Specifications and Features:
Core 15 Rifle Systems 99627
.223 Remington/5.56mm NATO
Mil-spec Carpenter158 Steel Bolt Magnetically Particle Inspected
M16 Chrome Lined Full Auto Style 8620 Steel Carrier for faster lock time
Gas Key Hardened to USGI Specs
Gas Key Grade 8 Hardened Fasteners
Mil-spec Staked Gas Key
Tool Steel Extractor Upgrade
Extractor Spring
Nitride Coating for Extreme Durability and eliminating unwanted wear in the upper receiver
Includes the Bolt, Cam Pin, Firing Pin, & Retaining Pin
Shot Peened
Enhanced, detailed machining
Lifetime Warranty
Made in the USA
Matte Black

AR-15 Upper Receivers


Item#: 7-99627
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