Replacement Brush Heads for Philips Sonicare ProtectiveClean 4100 5100 6100 Gum Health Electric Toothbrush, Compatible with Philips Sonicare HX6530 HX6250 HX6850 HX8920 HX9023, White, 8 Packs - Walmart.com
16PCS Replacement Toothbrush Heads for Philips Sonicare Brush Head HX9 HX Serie – ASA College: Florida
New Philips Sonicare EasyClean Electric Toothbrush HX6530 Handle 6511 No Box | eBay
Amazon.com : Electric Toothbrush Metal Shaft/Vibrating Tip Replacement Parts Compatible with Philips HX6340 HX6530 HX6710 HX6920 HX9140 HX9340 HX8910 HX9350, Shaft Connector Block with Waterproof Rubber Seal : Health & Household