Microsoft Trackball Explorer 1.0 Mouse PS2/USB Compatible Tested

Microsoft Trackball Explorer 1.0 Mouse PS2/USB Compatible X05-87473 Tested Works

Microsoft Trackball Explorer 1.0 Mouse USB - PARTS ONLY

Kensington Orbit Optical Trackball Mouse

Microsoft Trackball Explorer USB Optical Trackball (D68-00007)

Logitech T-BC21 USB Optical Trackman Marble Mouse Trackball Wired 810-000767

Nulea M505 Wireless Trackball Mouse Rechargeable Bluetooth USB Ergonomic

Microsoft Trackball Explorer 1.0 PS2 USB Compatible X08-70390