Product New Upgraded motors design improves performance.Helps keep hair and debris out of the brush motor.Upgrade your old side brush module today!Better design with a better brush and screw.color:blue/gray(They are the same)Package Includes:1Pcs Upgraded motors+1Pcs side brushCompatible with: iRobot Roomba 500 600 700 800 900 seriesiRobot Roomba 510 iRobot Roomba 530 iRobot Roomba 531 iRobot Roomba 532iRobot Roomba 533 iRobot Roomba 535iRobot Roomba 536 iRobot Roomba 540iRobot Roomba 545 iRobot Roomba 550iRobot Roomba 551 iRobot Roomba 552 iRobot Roomba 560 iRobot Roomba 561 iRobot Roomba 562iRobot Roomba 570 iRobot Roomba 580 iRobot Roomba 581iRobot Roomba 585iRobot Roomba 595iRobot Roomba 600iRobot Roomba 610iRobot Roomba 620 iRobot Roomba 630iRobot Roomba 650iRobot Roomba 653iRobot Roomba 654iRobot Roomba 660iRobot Roomba 700iRobot Roomba 760 iRobot Roomba 770 iRobot Roomba 780 iRobot Roomba 790iRobot Roomba 800iRobot Roomba 870 iRobot Roomba 880iRobot Roomba 980