The AR-STONER 80% Lower Receiver is forged from 7075-T6 aluminum for a precise high quality build. 80% Lower Receivers are available in-the-white or anodized black and require machining by the user to complete. Since final machining is needed, no FFL is required for purchase.

The operations required to complete the 80% Lower Receiver include:

-Milling the space for the fire control group

-Drilling the Trigger Pin hole

-Drilling the Hammer Pin hole

-Milling the Trigger slot

-Drilling the Safety Selector hole (safety selector detent hole is already drilled)

Note: No milling/drilling jig, drill bits or instructions included. Significant machining will be required for completion.

Features