TrackballsKensington Expert Mouse Wired Trackball K64325
A wired USB symmetrical trackball with a 55 mm ball, a scroll ring and 4 buttons, supplied with a detachable wrist rest.
~$87.65
Kensington Orbit Trackball with Scroll Ring K72337
A wired USB, ambidextrous trackball with a centrally placed 40 mm ball, a scroll ring around it, and two buttons.
Key specs auto-matched against source pages · Last verified: 2026-10-17
~$39.99
Where to buy
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Pros
- Symmetrical shape works for left- or right-handed users
- Scroll ring around the ball lets you scroll without clicking
- TrackballWorks software lets you remap both buttons and adjust speeds
- Detachable wrist rest included
Cons
- Only two buttons
- Wired only; no wireless option
Specs
| Handedness | Ambidextrous |
|---|---|
| Ball size | 40 mm |
| Ball position | Center |
| Buttons | 2 |
| Scroll | Ring |
| Weight | — |
| Connectivity | USB |
| OS | windows, macos, chromeos |
| Released | — |
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