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STEEL BEARINGS - Roller-type bearing provides the ultimate smoothness and friction-free ball operation.
INTERCHANGEABLE BEARINGS - Choose between Ruby or 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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IST Ergonomic Trackball Wireless Ball Bearing
Sale price$39.99
Regular price$45.99