These 80% AR 15 Lower receivers start as 7075-T6 forgings created in the US and are fully machined to mil-spec tolerances.Our 80% AR15 Lower receivers are machined to mil-spec tolerances which make them perfect for the DIY Gunsmith. The Mag well is fully broached on all our AR-15 80% lowers for a perfect fit every time.
The operations left to be completed are as follows:
– fire control group
– trigger pin
– hammer pin
– trigger slot
– safety selector hole.
This is a not an FFL item. This is not a complete receiver and still requires machining to be completed.