Logitech Marble Mouse Corded Trackball PS2 Port Connector White with Red Ball | eBay
Vintage Logitech Trackman Marble 804269-0000 Tested Not - Etsy
Amazon.com: Logitech M570 Wireless Trackball Mouse – Ergonomic Design with Sculpted Right-Hand Shape, Compatible with Apple Mac / Microsoft, USB Unifying Receiver, Dark Gray (Discontinued by Manufacturer)