Still using this old Logitech Trackman Marble FX. I never found a more comfortable new trackball to replace it with. : r/Trackballs
Logitech TrackMan Marble FX trackball - YouTube
Ran across this subreddit and was inspired to dig out my old Logitech Trackman Marble FX. Haven't used it for 10 years, but I think I might run it as my daily
Logitech TrackMan Marble FX PS/2 Trackball Mouse – ThatThingYouLove
Logitech Trackman Marble FX - Been Using since 1998. : r/BuyItForLife
Amazon.com: Logitech TrackMan Marble FX Trackball : Electronics
iF Design - TrackMan Marble FX
Logitech Trackman Marble FX T-cj12 Ps2 Trackball Mouse for sale online | eBay
Logitech TrackMan Marble FX Trackball
Raton Logitech Trackman Marble | Compra online en eBay