TAKEDOWN AR15 PCC 9MM CRY HAVOC TACTICAL QRB, 4.4″ MLOK HANDGUARD, 8″ BARREL. by Michael Souza | Feb 20, 2023 TAKEDOWN AR15 PCC 9MM CRY HAVOC TACTICAL QRB, 4.4″ MLOK HANDGUARD, 8″ BARREL.