Mad Catz R.A.T. 7 MCB4370800B2/04/1 Matte Black 6 Buttons 1 x Wheel USB Wired Laser 6400 dpi Gaming Mouse for PC, Windows 10, and Mac Mouse Grip Style: Adjustable Maximum dpi: 6400 dpi Mouse Adjustable Weight: 5 x 6g Package Contents: Mouse with Gold-plated USB Connector 5X Removable 6g Weights 2X Extra Palm Rests 2X Extra Pinkie Rests |