The Aero Precision M5 .308 Complete Lower Receiver is the perfect base for your custom big-bore AR rifle.
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
Includes:
- M5 Lower Receiver – FDE Cerakote
- M4 Stock – Black
- A2 Grip – Black
- Mil-spec Lower Parts Kit
- Carbine Receiver extension
- .308 Carbine Buffer and Spring