1.6 x 2.9 x 4.6 inches

Make sure this fits by entering your model number. 20 MMO tuned buttons: Includes unique 12 button thumb panel designed for quick, no look navigation; The low friction polytetrafluoroethylene feet eliminate friction on nearly any surface for smoother motions, precise cursor movements and improved accuracy G shift ring finger button: Instantly double the number of actions you can perform with every button