Amazon.com: Replacement for iRobot Roomba 552 Pet Series - Kit Includes 1 Battery, 3 AeroVac Filter, 1 Bristle Brush, 1 Flexible Beater Brush and 1 3-Arm Side Brush : Health & Household
6.4Ah Li-ion Battery For iRobot Roomba 500 600 650 700 800 595 80501 Pet Series | eBay
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 595 Pet Series Battery Replacement - iFixit Repair Guide