I'll just note this little nugget of info here in regards to the planned Collector's Box for the upcoming FMA OVA release.
via Madman Ent. Facebook page
6) I've seen that the Fullmetal Alchemist Brotherhood Movie (SSOM) Blu Ray Disc & DVD is being released on April 24, is it safe to assume that we will be receiving it around July and will this contain the Collector's Box?
6) June. No box. that will come with the OVA