StarTech.com Replacement USB Mouse to PS/2 Adapter - F/M - Connect a USB Mouse to a computer through a PS/2 port - usb to ps2 adapter - usb mouse to ps2 adapter - Filo CleanTech
USB to PS/2 Adapter for Keyboard and Mouse | Eaton
6 Pin MiniDIN PS/2 Mouse Slot Plate Bracket by StarTech - Shop Online for Electronics in Australia