| | MOUSE-TRAK utilizes a heavy 5 oz. cast phenolic ball round to within +/-0.005 inches, and with Rockwell H 85 hardness. The ball rests on hardened and polished stainless steel shafts with precision stainless steel ball bearings. Its durability and smooth, fluid motion are second to none. It's quality far exceeds that of its competitors. Less than 1% of all Mouse-Traks produced in 1995 required warranty service.
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| | For flexibility, comfort, and left or right hand operations, most MOUSE-TRAKs have a new added feature. By simultaneously depressing the left, right and speed control key, the unit will instantly reconfigure for left or right handed use.
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