PI Engineering (X-keys / CST) CST L-Trac (X-keys L-Trac Black Trackball)

Name: PI Engineering (X-keys / CST) CST L-Trac (X-keys L-Trac Black Trackball)
Brand: PI Engineering (X-keys / CST)

The X-keys L-Trac, carried over from CST's L-Trac, is a wired USB ambidextrous laser trackball with a 57 mm ball, three buttons, a scroll wheel and external switch jacks.

Key specs auto-matched against source pages · Last verified: 2026-10-17

PI Engineering (X-keys / CST) CST L-Trac (X-keys L-Trac Black Trackball) — Image: © PI Engineering (X-keys / CST) (Manufacturer image)

~¥25,700 Add to compare

Where to buy

View at PI Engineering View at Tanotis Official site

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Pros

Large 57 mm ball for precise cursor control
Symmetrical design usable with either hand
Button-selectable 400/800/1600 DPI
Two 3.5 mm jacks add external switches for up to 5 buttons

Cons

Wired USB only; no wireless version
Scroll wheel sits at the top of the body and is hard to reach
Large and relatively expensive
Removing the ball requires opening the case, which makes cleaning harder

Specs

Handedness	Ambidextrous
Ball size	57 mm
Ball position	Center
Buttons	3
Scroll	Wheel
Weight	467 g
Connectivity	USB
OS	windows, macos, linux
Released	—

Sources

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