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Aero Precision

Aero Precision M5 (.308/7.62) Lower Receiver Builders Kit- Black

Aero Precision M5 (.308/7.62) Lower Receiver Builders Kit- Black
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Availability: Out of stock




Combo Kit includes:

  • M5 (.308/7.62) Stripped Lower Receiver
  • Lower Parts Kit
  • Carbine Buffer Kit-no stock


Our M5 .308 Stripped Lower Receiver helps you build a big-bore AR from the ground up. Mil-spec dimensions and coating ensure the highest quality and correct component interface.


  • Works with standard DPMS 308 components and magazines
  • Upper Tension Screw - Allows users to fine tune the fit of the upper and lower receiver through the use of a nylon tipped tensioning set screw inserted in the grip tang of the lower receiver.
  • 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
  • Weight- 12 oz


M5 .308 Carbine Buffer Kit, No Stock

  • Mil-Spec 7075-T6 Aluminum Buffer Tube, 6-position
  • .308 carbine buffer
  • .308 buffer spring
  • End plate and lock nut

Lower Parts Kit:

  • Takedown/pivot Spring
  • Takedown/pivot detent
  • Trigger/hammer pin
  • M5 .308 Takedown pin
  • M5 .308 Pivot pin
  • M5 .308 Bolt Catch
  • Bolt Catch Spring
  • Bolt Catch Buffer
  • Bolt Catch Roll pin (includes standard and threaded)
  • Safety Selector
  • Safety Selector Spring
  • Safety Selector Detent
  • Buffer Retainer
  • Buffer Retainer Spring
  • A2 Pistol Grip
  • Pistol Grip Screw
  • Pistol Grip Lock Washer
  • Trigger Spring
  • Hammer Spring
  • Disconnector Spring
  • Magazine Catch Body
  • Magazine Catch Spring
  • Extended Magazine Catch Button
  • Hammer
  • Trigger
  • Disconnector


FFL Required Before Shipping.

Please have your dealer email their license to or they can also fax it in. Please give us a few days to process the information.



Additional Info

Additional Info

Manufacturer Aero Precision
Finish No
Barrel Length No
Caliber .308
Configuration No
Option No
Gas Length No
Height No
Rail Length No
Mount No
Profile No
Reticle No
Co Witness No
Size No



Feel free to ask us any question regarding this product.