For Xiaomi 1S Roborock S4 / S5 Max / S6 Pure / E4 / Xiaowa E2 / E3 / C10 / E352 Main Side Brush Hepa Filter Robot Vacuums Spare - AliExpress
Amazon.com - U-kitz 6/10PCS White 5 Arms Side Brush for Xiaomi MI Robot for Roborock S50 S51 S55 S5 MAX S6 Xiaowa E35 E2 Robot Vacuum Cleaner Parts (Color : 10 pcs)