PERIPRO-304 - Glossy Red 55 mm Trackball

The glossy surface offers an agile with smooth movement, Perfect for Fast moving and huge or multiple screen control work Compatible with PERIBOARD-322, PERIBOARD-522, Kensington Expert mouse, Kensington SlimBlade trackball mouse The trackball can be easily removed from the keyboard Special treatment on the surface with better tracking performance Compatible with mouse or other tracking devices using a 2.17 inches (55 mm) trackball size