The U.S. Missile Defense Agency (MDA) has posted a Request for Information (RFI) on the Federal Business Opportunity site to solicited on ideas for “transportable” Ground Based Interceptors (GBIs).
By Joe Davila, U.S. Air Force [Public domain], via Wikimedia Commons
The MDA defines transportable as being able to reposition and setup everything within days compared to hours for a mobile system.