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  • UPC: NA 
    Cancer and Reproductive Harm
  • The AR-45 Lower Receiver in 100% completed form. The AR-45 is precision CNC-machined from solid aerospace billet aluminum. It is not a cheap forging. This is a top-tier AR-45 lower receiver perfect for any high quality AR-45 build. Some of the features we include are last round hold open, ambidextrous bolt release, internal magazine lock (CA only), and steel magazine stop. If you are in California, please choose the California Compliant option. This comes with an internal magazine lock and our Hellfighter rear pin assembly. IF YOU CHOOSE THE CALIFORNIA COMPLIANT OPTION, THIS LOWER IS ONLY COMPATIBLE WITH OUR UPPER DUE TO THE INTERNAL MAGAZINE LOCK FUNCTION. FOR ALL OTHER RESIDENTS, THIS LOWER WILL FIT ANY OTHER STANDARD AR-45 UPPERS.
    • 4 Cerakote color selections available, which include Magpul FDE, Sniper Grey, Magpul OD Green, and Burnt Bronze.
    • The non-Cerakote finish options include Black Anodized.
    • T6 Heat-Treated 6061 Billet Aluminum
    • Completed weight: 11 ounces
    • Integral winter trigger-guard for added strength
    • Flared magwell to improve mag changes.
    • Laser engraved JTAC logo
    • Threaded bolt catch
    • Upper tensioning screw
    • Bolt catch assembly screw
    • No roll pins need for assembly
    • Ambi Bolt Release/hardware
    • Lifetime warranty against manufacture defects
    • Threaded rear takedown pin detent hole
    • Fire and safe engraved on both sides
    • Uses Glock magazines
    • LRBHO only guaranteed to work with our upper. Uppers from other manufacturers may not work.
    • Designed for blowback operation

Additional information


State Compliance

California Compliant, Colorado Compliant, Massachusetts Compliant, New York Compliant, Oregon Compliant, Washington Compliant


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