Trackballs That Can Spin

By Xah Lee. Date: . Last updated: .

Here is a trackball design that spins!

Ball-Bearing Trackball Design Concept-Keycon 2014
Left: Kensington Expert Mouse modified with Zirconium Oxide bearings.
Right: default ruby bearing. [source reddit, by boomskats]
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]
moroe diy fx trackball. Trackball spin
Oct 22, 2021

moroe diy fx trackball

Here's idea using air bearings:

Make vacuum pre-loaded spherical air bearings without special tools
Dec 22, 2019
Applied Science

True Spin Balls

As far as i know, only these 2 truly spins.

ITAC mouse-trak Industrial trackball
Feb 9, 2016

ITAC Mouse-Trak Trackball

at 1:55, ball spin.
CH Products DT225 USB trackball •Jul 18, 2014
David Kolib

DT225 Trackball

Trackball Spin Test

L-Trac Trackball (this is an older model with flat side cylindrical roller) [Video by George 2021.]
CST L-Trac Redesigned Rollers
Aug 1, 2016

L-Trac Trackball

Elecom HUGE Trackball , ball spin test, right out of the box. [video by emily]
Elecom DEFT Trackball
Logitech M570 Wireless
Logitech Trackman Marble 20151101 xj3Z8-s250
Logitech Trackman Marble
ms trackball explorer-3-s226x277
Microsoft Trackball Explorer

Spinner Desktop