Plaque - MCSF, Bangor (US Marines), 1989 On brass plaque: "From Marines Barracks Drill Team / To Seaforth Highlanders of Canada / Regimental Association / Pipes and Drums". The Marine Corps Security Force Regiment (MCSF) is a dedicated security and counter-terrorism unit of the United States Marine Corps. It provides security forces to guard high-value naval installations, most notably those containing nuclear vessels and weapons. It also provides Fleet Anti-terrorism Security Teams (FAST) and Recapture Tactics Teams (RTT). This unit was the Marine Corps Security Forces Battalion Bangor at Naval Base Kitsap, Bangor Trident Base, Washington. In addition to its guard mission, the MCSFBn maintains a Ceremonial Drill Team which is the only one of its kind in the Pacific Northwest. The unit is active at a number of regional civic and sporting events and unit sponsored summer parades. All of these functions are in addition to each Marine being a member of the guard force. The annual Summer Parade has been hosted by the battalion every summer since 1977.