TYPE-C-31-M-23 TYPE-C-31-M-25 TYPE-C-31-M-26 TYPE-C-31-M-26A TYPE-C-31-M-27 TYPE-C-31-M-28 TYPE-C-31-M-28A TYPE-C-31-M-28B TYPE-C-31-M-29 TYPE-C-31-M-30