Amazon.co.jp: Roomba 606, 641, 642, 671, 691, 692 Edge Cleaning Brush for 600 Series Gray Side Brush Modules, Edge Brush (Set of 3) Compatible : Home & Kitchen
Amazon.co.jp: Roomba 500/600 Body Repair Parts, Includes Board and Sensor, Replacement Instruction Manual Included (Black (600 Series)) : Home & Kitchen
Amazon.com - Replacement Parts for iRobot Roomba 600 Series 694 692 690 680 660 665 651 650 614 & 500 Series 595 585 564,Includ Side Brush, Bristle Brush and Flexible Beater Brush, Filter and Screw, Cleaning Tool