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
Cursor Controls R38 Desktop
An ambidextrous wired USB desktop trackball from Cursor Controls with a 38 mm optical ball, a capacitive scroll ring for vertical and horizontal scrolling, and five main buttons.
Key specs auto-matched against source pages · Last verified: 2026-10-17
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Where to buy
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Pros
- A dedicated button switches between left- and right-hand use
- Capacitive ring handles both vertical and horizontal scrolling
- Five resolution settings with high/low toggle
- Solid-state top keeps dust out and is easy to clean
Cons
- Wired USB only, with no wireless option
- Mainly sold through industrial channels, often on a quote basis
- Pages list no price, dimensions or weight
Specs
| Handedness | Ambidextrous |
|---|---|
| Ball size | 38 mm |
| Ball position | Center |
| Buttons | 5 |
| Scroll | Ring |
| Weight | — |
| Connectivity | USB |
| OS | windows |
| Released | — |
AD · detail-mid
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