Our lower receivers are machined from billet or forgings. This video demonstrates a short glimpse of a AR-15 lower receiver being machined from a piece of billet aluminum.
Sonju Industrial, Inc. • Kalispell, Montana • Copyright 2009
Our lower receivers are machined from billet or forgings. This video demonstrates a short glimpse of a AR-15 lower receiver being machined from a piece of billet aluminum.