Kensington Orbit Trackball with Scroll Ring
A lot people love this one than more expensive ones. Got a scroll ring. Excellent reviews at Amazon.
If you want a inexpensive trackball with scroll ring, this is the best one.
Trackball Sizes Comparison
Ball diameter is 40 mm.
Logitech Trackman Marble
back to Best Trackballs 2017
Does my article help you pick a keyboard?
Put $5 tip at