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Aero Precision M5 .308 Complete Lower Receiver, Standard - BLK

Aero Precision M5 .308 Complete Lower Receiver, Standard - BLK

Aero Precision M5 .308 Complete Lower Receiver, Standard - BLK. This Complete Lower Receiver is the perfect base for your custom AR10
build. Works with standard AR 308 components and magazines, rear takedown pin detent hole is threaded for 4-40 set screw. Bolt catch is threaded for screw pin, integrated trigger guard, selector marking will work with 45, 60 or 90 degree safety selectors.


  • M5 (.308) Lower Receiver
  • A2 Grip
  • M4 Stock
  • Mil-Spec Lower Parts Kit
  • 308 Carbine Buffer and Spring
  • These parts are installed


In stock


AR-15 Lower Receivers

Find the Assembly Parts You Need for Your AR-15 Lower Receiver

Creating a high performance rifle can lead to a preoccupation with acquiring parts. Don’t spend hours on different sites when we have the top quality AR-15 lower receivers and parts you need for inspired building. Gain well-crafted equipment for enthusiasts and pros that can be counted on for a good fit, durable workmanship, and excellent shooting for years. Our line-up of AR-15 lower receivers and parts includes both stripped parts and assemblies. Access forged receivers manufactured from mil-spec, hard coat anodized aircraft grade aluminum. Aero Precision's popular lower receiver, stripped for the semi-auto AR15, is made with these materials, and a special coating adds enhanced durability. Look to us for receivers, plus comprehensive parts sets, and field repair kits. Items such as push button pivot pins, trigger assemblies, and hammer pin sets are within our AR-15 parts pages.

Quality AR-15 Lower Receiver Assembly Offers Peak Performance

If you’ve got competition fever, an AR-15 lower receiver assembly comes complete with a collapsible stock with a high quality single or two stage trigger. Or order a drop-in, match grade modular trigger assembly for your rifle that can be installed in minutes. Prominent names in lower receiver manufacturing can be found on our site, including Areo Precision, Rock River Arms, CMMG, DPMS and Stag Arms. If you’re building your own gun, follow the lead of top rifle manufacturers and choose equipment for the long haul. You want a dependable, consistent performer. When it comes to field duty, a forged AR-15 lower receiver assembly shares a robust strength that’s greater than a cast receiver. Our manufacturers, like DPMS, use forged high grade aluminum, anodized to mil-spec, in their lower receiver assemblies. Remember, our rifle section includes exciting choices in AR-15s that are range ready now.