• Applicable Models: Compatible with Philips HX9900, HX751v, HX6800, HX9690 series toothbrush handles
• How do I know if I need to replace the metal shaft part for my toothbrush? The metal shaft (vibrating tip) is covered by rubber seal. In most cases, if this part comes out easily from the base or when you feel the bad vibration while brushing your teeth, or your brush-head seems loosen and can't rotate properly, then you might need to replace the metal shaft connector block
• Installation: We will provide you with detailed tutorial video code, you can follow the steps to repair your toothbrush
• Confirmation of Model Compatibility: Accurate HX number is marked on the bottom of your toothbrush handle
• Package Included: 1 Piece vibrating tip