Amazon.co.jp: BENSN Electric Toothbrush Charger, Compatible with Sonicare HX8910, HX8000, HX6000, HX3000, HX3100, HX9000, Portable, Small Charger, Replacement, Waterproof IPX7 : Computers
Amazon.com : Electric Toothbrush Metal Shaft/Link Rod Replacement Parts Compatible with Philips HX9340 HX9350 HX6340 HX6530 HX6710 HX6920 HX9140 HX8910, Shaft Connector Block with Waterproof Rubber Seal : Health & Household