Shop Menu

AR-10 Full Auto Fire Control Group FCG Parts Kit w/ AR-10 Auto Sear


Lower Receiver Full Auto Parts Kit for your AR-10 including our custom Auto Sear and Pin. All of the parts included in this lower parts kit are investment cast or otherwise machined to Mil-Spec drawings, materials, and heat treat. American made parts for the AR-10 platform.


This lower receiver parts kit is what you will need to convert your post 86 sample AR-10 to full auto. USA manufactured contract over run AR-10 Parts to replace your semi auto LPK with new mil-spec parts. Also included is our custom manufactured AR-10 Auto Sear and Pin. This kit is intended to replace semi auto parts in a registered full auto lower.

  • 1 – Auto Selector/Safety
  • 1 – Auto Disconnector, AR10
  • 1 – Disconnector Spring
  • 1 – Auto Trigger AR10
  • 1 – Trigger Spring
  • 2 – Trigger Pins
  • 1 – Hammer AR10, Mil-Spec w/J Spring
  • 1 – Hammer Spring
  • 1 – Auto Sear W/Spring AR10
  • 1 – Auto Sear Pin AR10

Caliber: .308/7.62

Finish: Manganese Phosphate

***NOTE: These LPKs can be legally sold to retail consumers, dealers or manufacturers and are meant to be used as replacement parts for registered receiver weapons and post sample builds only. All NFA Rules Apply and Aegis Cerakote & Gunworks, LLC will not be held liable for any illegal use or misuse of this product nor will we provide any legal advice as to your city, county, or state regulations on possession of this product. ALL NFA RULES APPLY – This kit will not convert your AR10 Semi-automatic to full auto function and attempting to do so without the proper license is a violation of Federal law!***