Trackballs That Can Spin

By Xah Lee. Date: . Last updated: .

trackball designs that allow the ball to spin.

basically, any trackball using Ball Transfer Unit (BTU) can spin.

Ploopy Adept Trackball (with Ball Transfer Unit)

Ploopy Adept SlimBlade Expert 2024 XtbTD

Ploopy Trackball

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Trackball Roller Plus

trackball roller plus KctJ

ITAC Mouse-Trak Trackball

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DT225 Trackball

CH Products DT225 USB trackball dzh4K
https://youtu.be/tiRLZmqsOU0?start=116 at 1:55, ball spin.
CH Products DT225 USB trackball •Jul 18, 2014
David Kolib

DT225 Trackball

L-Trac Trackball

Ball-Bearing Trackball Design 2014

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DIY Moroe Fx Trackball

moroe diy fx trackball cpNzz

DIY Trackballs with Spin Ball

testing EM7 BTU 〔image source https://x.com/korlis9999/status/1519355765081149440〕
Slimblade Trackball 〔image source https://x.com/korlis9999/status/1519953698272980993〕
Slimblade Trackball with modified ball bearings. 〔image source https://x.com/korlis9999/status/1519291496734031873〕
Kensington Expert Mouse modified with Zirconium Oxide bearings.
[source reddit, by boomskats]

GameBall

GameBall with ball from Microsoft TrackBall Optical. Ball is polished using NOVUS 7100 3 part polishing kit. The effect last a few days. [by Skyl3r 2021-10-21]

Air Bearings

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Spinning things

trackball topic