"Point and click" operations without removing your hands!<br>Trackballs have been widely used in many different fields over the years for a variety of applications， including cell phone. With fine workmanship， this trackball for BlackBerry delivers superior precision and smooth motion so as to provide convenient usage and comfortable feel for you. Equipped with it， you can enjoy the same functional phone as a new one.                                    Features            If there are some troubles with your BlackBerry navigating trackball， for example， you cannot select when pushing down the trackball， you cannot navigate left or right and the navigation is malfunctioned， this kit will fix those problems and replace the defective， broken trackball.<br> With the installation instruction， you will be able to repair to problem， but you need a small plying tool or use a tweeter to pop out the silver ring.<br>Tool is not included.<br>Color: White<br><br>                                                                                                Package Includes              1 x Repair Parts Replacement Trackball for BlackBerry 8 / 9 Series White<br>                                                            Extra Info            Compatibility: BlackBerry 8 / 9 Series White<br>