The 100th Air Refueling Wing (100 ARW) is a USAF unit assigned to the Third Air Force, USAF in Europe Ð Air Forces Africa. It is stationed at RAF Mildenhall, England and is also the host wing at RAF Mildenhall. The 100 ARW is the only permanent U.S. air refueling wing in the European theater. This is the OCP version of the 100th Air Refueling Wing Crest patch and does not have velcro attached.