The options cover work through March 2016 on 89 Mk 21 MOD 3 canisters, coding plug assemblies, impulse cartridge assemblies and explosive bolts.
BAE was awarded a $91.4 million contract by the Navy in June 2013 for engineering and technical services on the Mk 41 Vertical Launching System.
That system works to launch missiles such as the Tomahawk, SM-2, SM-3, SM-6, ESSM and Vertical Launch ASROC.