Mad Catz's new mice have mechanical switches with a 2ms response time | Engadget
Amazon.com: Mad Catz The Authentic R.A.T. PRO X3 wired Gaming Mouse - 16000DPI - 3 Scroll Wheel Ring Options – With extra accessories - On-board memory for 10 user profiles - Carbon
Amazon.com: Mad Catz The Authentic R.A.T. PRO X3 wired Gaming Mouse - 16000DPI - 3 Scroll Wheel Ring Options – With extra accessories - On-board memory for 10 user profiles - Carbon
Best Buy: Mad Catz Accessories MicroCON Control Pad Orange MOV54536
Mad Catz R.A.T.8+ - mouse - USB - black | Lenovo US
Amazon.com: Mad Catz R.A.T. 8+ Adjustable Wired Gaming Mouse - 16000 DPI - 11 Programmable Buttons - 4 User Profiles Stored Directly - Customize RGB LED - Additional Palm Rests and Pinky Supports - Black : Everything Else