Handle Cover for Walther P99 / SW9 9 Pistol PATENTED #1630 Handle cover for Walther P99 / SW 99 Pistol US Patent No. D529,983S (Does Not Fit As, Sw990, Ppq, Qa or .45 Cal) 1. Improves reloading speed by 50%. 2. Increases magazine well opening by 70%. 3. Protects magazine well of firearm. No modification of the firearm is required. 4. Youtube installation instruction: https://www.youtube.com/watch?v=X0ifvdhQsNM