MSE II - Maxillary Skeletal Expander Dr. Moon Replacement Kit MSE Bio Materials Korea KITREPOSICION €307.00 The MSE II REPOSITION Kit contains: - 1 expander (8, 10 or 12mm) - 4 micro screws (1.8-9mm / 1.8-11mm or 1.8-13mm) - 2 Activation Key MSE View