2x Side Brushes + 2x Screws Replacement for iRobot Roomba 500 600 700 Series 760 770 780 790 530 550 560 580 620 630 650 etc. 4 pcs side brushes 4 screws fit for irobot roomba 500 600 700 series 530 550 560 580 620 630 650 655 760 770 780 790 etc