AbleData does not produce, distribute or sell any of the products listed on this website, but we provide you with information on how to contact manufacturers or distributors of these products. If you are interested in purchasing a product, you can find companies who sell it below.
The Trak-Ball is a low force maintained-position dual quadrature voltage generator trackball with two paralleled n.o. momentary-contact switches, and a six-foot cable with a DB9S connector. DIMENSIONS: The ball is 2.5 inches.