IST Ergonomic Trackball Wired
$39.99
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RUBY BALL BEARINGS - Ruby ball bearings offer precise feeling and smoothness. INTERCHANGEABLE BEARINGS - Choose between Ruby or ROLLMASTER ball bearings. Replacement parts are sold separately. ERGONOMIC DESIGN - Supports your hand in a natural angled position 28 degrees for all-day comfort. OVERSIZED SILVER BALL - The large 36mm ball enables precise movements from one end to the other even on large screens. DIMENSIONS - Width 3.8 inch x Length 5.0 inch x Height 2.0 inch, Weight : 5.2oz
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$31.49
$27.99
(-$3.50)
$27.99
$20.39
(-$7.60)
$20.39
$39.99
(+$19.60)