Mega Arms MATEN Billet Ambidextrous .308 Receiver Set

Manufactured by Mega Arms


In Stock

We are fully staffed and processing orders. Standard orders are shipping in approximately 2 business day. FFL orders take approximately 14-16 business days if you can provide us an actively receiving FFL location.


In Stock

Items that are regulated by the ATF have restrictions and requirements:
•Your entire order will ship only to a Federal Firearm License holder.
•Current processing time is approximately 14 to 16 days.
•NJ, NY and CA are not able to accept transfers at this time.
•Please contact your local FFL prior to placing your order to ensure they are still accepting transfers. Due to Covid-19 many are no longer open
•A copy of your order/invoice as well as the current FFL license for your local dealer must be emailed to


The Mega Arms Maten Billet Ambidextrous .308 Receiver Set is what you need for your next premium AR-10 build. The upper and lower are fully machined from a billet of 7075-T6 aluminum and hardcoat anodized black to better than military specifications for longer term corrosion resistance. The stripped lower receiver features an integral trigger guard and a built-in ambidextrous bolt release. The magazine well features a flare for faster magazine changes and the front is textured for a better magwell grip.

  • 7075-T6 aluminum billet
  • Matched receiver set
  • Hardcoat anodized matte black
  • Ambidextrous bolt release
  • Integral trigger guard
  • Flared magwell
  • Mil-Spec parts compatible


BrandMega Arms
Caliber MarkingMulti-Caliber
Receiver Material7075-T6 Aluminum
Trigger Pin DiameterMIL-SPEC .154
Feed RampsM4
Forward AssistAccepts Standard Forward Assist
Port DoorAccepts Standard Port Cover

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