A size comparison between the Logitech Cordless Trackman Optical, the Microsoft Trackball Optical, and the Elecom Huge, for if anyone is curious. : r/Trackballs
Logitech | Computers, Laptops & Parts | Logitech Cordless Trackman Wheel Model Tra8 Trackball Mouse Usb | Poshmark
Logitech Cordless TrackMan Optical
Logitech Cordless Trackman FX RA17 w receiver TESTED | eBay