Ablenet BIGtrack Trackball

By Xah Lee. Date: 2019-11-28. Last updated: 2021-04-30.

Ablenet BIGtrack 2.0 Trackball (wired version) came out around 2006. The wireless version came out in 2020-01.

Ablenet BIGtrack Trackball HgJGQ — Ablenet BIGtrack Trackball 〔image source https://x.com/nekotrackball/status/1381095726487232515〕

Big. 76.2 mm ball diameter
2 big Buttons
ruggedly built
USB
Wireless version requires 2 AA batteries.
Double right-click to activate drag-lock. Press either button to release the lock.
Two 3.5mm mono/TS accessibility switch jacks, for extra buttons.

wired Buy at amazon
wireless Buy at amazon

Amazon's reviewers say it's very bad quality, the wired version.

Ablenet BIGtrack Trackball x2DJH — Ablenet BIGtrack Trackball and Kensington Expert Mouse 1992 〔image source https://x.com/nekotrackball/status/1381095726487232515〕

Ball Size

Ball diameter: 76.2mm (3 inches)

Trackball Ball Replacement