M5 .308 Complete Lower Receiver – Standard


Our M5 .308 Complete Lower Receiver is the perfect base for your custom big-bore AR rifle. This complete lower receiver works with all standard AR .308 components.

Out of stock


M5 .308 Complete Lower Receiver Features:

  • Works with standard AR 308 components and magazines
  • Rear takedown pin detent hole is threaded for a 4-40 set screw
  • Bolt catch is threaded for a screw pin (no roll pin needed)
  • Integrated trigger guard
  • Selector markings will work with 45, 60 or 90 degree safety selectors
  • Accepts Battle Arms Development short throw safety selectors, but will work with any standard selector
  • No gap with aftermarket pistol grips


  • M5 Lower Receiver – Anodized Black
  • M4 Stock – Black
  • A2 Grip – Black
  • Mil-spec Lower Parts Kit
  • Carbine Receiver extension
  • .308 Carbine Buffer and Spring


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