Meet my 2 robot vacuums,Brody and ZomBrody, they are both Samsung navibot SR8845 from 2010-2011 : r/RobotVacuums
2pcs Side Brushes For Samsung Navibot Robot SR8845 SR8855 SR8895 SR8980 VC RM72VR Vacuum Parts Side brushes for Vacuum Cleaner|Cleaning Brushes| - AliExpress