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 SlimBlade Trackball K72327JP
A symmetrical wired USB trackball with a centrally mounted 55 mm ball, four buttons, and scrolling done by twisting the ball.
Key specs auto-matched against source pages · Last verified: 2026-10-17
~¥10,200
Where to buy
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Pros
- Large 55 mm ball suits fine pointing
- Symmetrical shape works for left- or right-handed use
- TrackballWorks software lets you remap the four buttons and adjust speeds
- Wired connection means no batteries are needed
Cons
- USB cable only, with no wireless option
- No scroll wheel; the ball-twist scrolling takes getting used to
Specs
| Handedness | Ambidextrous |
|---|---|
| Ball size | 55 mm |
| Ball position | Center |
| Buttons | 4 |
| Scroll | Ball |
| Weight | — |
| Connectivity | USB |
| OS | windows, macos, chromeos |
| Released | — |
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