American Ingenuity
Our machine shop operations are exclusively dedicated to 80% AR-9 Lower Receivers in 6061 Raw & Tumbled aluminum as well as AR-15 Forgings.
8.24 ATF 80% Lower Regulations Update:
The regulations of 8.24.22 do not affect 9mm Lower's Lower Receivers as we do not sell jigs, tooling, or anything related to finishing the lower receiver.