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GLOCK® 9mm magazine compatible AR-15 style folding lower receiver - stripped.
9mm AR Billet Upper Receiver.
Shield Arms SA-9 - Standard Double stack GLOCK® magazine compatible AR-15 style PCC built on the Shield Arms Folding Lower Receiver (FLR).
Our MILSPEC+ SA-9 Lower Parts Kit includes an enhanced MILSPEC Fire Control Group, ambi safety selector, and Black Nitride Anti-Walk Pins
The 9mm BCG used in all our SA-9 builds, Glock® Compatible, Blowback