5-Arm TPU Material Upgrade Side/Sweep Brush Compatible for iRobot Roomba 670 671 675 677
Amazon.com: Upgraded for Roomba 500/600/700/800/900 Series Side Brush Motor Module : Home & Kitchen
Amazon.com - I clean Irobot Roomba Replacement Parts for Side Brushes,Compatible with Irobot Roomba 675 690 650 595 560 550, Spinning Side Brushes Not fit for Roomba 650 655 Pet Series -
iRobot Roomba 600 Cleaning Head Module CHM Gears motor 620 630 650 660 690 665 | eBay