OA-15C Billet Lower Receiver


30 in stock


  • Made in USA
  • Integrated over sized trigger guard for higher strength
  • Flared mag well for faster mag changes.
  • AR-15 pattern and will work with any standard AR-15 upper
  • Billet 7075 T6 Aluminum Alloy
  • Black hard coat anodized (MIL-A-8625 Type III Class 2)
  • 9.3 oz

FFL Required, after purchase please have the FFL you would like your item shipped to send a copy of their FFL along with your name and order number to OASupport@ObsidianArms.com

30 in stock

SKU: OA-15C-LR-BLK Category:


The Obsidian Arms OA-15C Billet Lower Receiver is engineered to look as good as it performs. Billet allows us to create a much more unique lower receiver that is stronger and can be cut with higher precision.

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