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
ThumbsUp! Trackball V5
A PCB-based finger-operated trackball running ZMK firmware, with interchangeable ball support plates for different ball sizes (the page provided describes v4).
Some specs could not be matched to a source · Last verified: 2026-10-17
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Where to buy
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Pros
- Wired, Bluetooth and dongle connection via ZMK
- Supports 34, 44, 52.5 and 55 mm balls
- Bearings sit in the PCB, so no 3D-printed ball holder is needed
Cons
- No page covers V5 itself; the only source is the v4 page
- DIY project that needs assembly
Specs
| Handedness | Ambidextrous |
|---|---|
| Ball size | — |
| Ball position | Finger |
| Buttons | — |
| Scroll | None |
| Weight | — |
| Connectivity | USB, Bluetooth, USB receiver |
| OS | windows, macos, linux |
| Released | — |
Sources
AD · detail-mid
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