Semiauto Portuguese AR-10 on a Sendra Receiver
This expert-level entry details a semi-automatic Portuguese AR-10 built on a Sendra receiver, drawing from Ian McCollum's deep knowledge of international arms contracts and US import laws. It covers the rifle's historical context, technical specifications, unique features like the charging handle and grenade launcher provisions, and the specifics of US import regulations that necessitated semi-auto conversions.












