Pre-assembled Mini-Z MRD Conversion Kit. This basic conversion kit includes a gyro interrupter and optional parts. This change allows U. Please check the Photo. We cannot change an address after the order has already been placed. We provide valid Tracking Numbers for all orders. If it is changed to Expedited, there will be no additional charge, so please rest assured. If you have any questions or issues, we are at your service. We will reply to your question or invoice within 3 days. We can’t not reply gifts or unreasonable requests such as declared amount.