Type: Vacuum Cleaner Parts Vacuum Part Type: Wheels Compatible with: for Roomba 500 600 700 800 900 Series It can use models FOR 510 FOR 530 FOR 531 FOR 532 FOR 533 FOR 535 FOR 536 FOR 540 FOR 545 FOR 550 FOR 551 FOR 552 FOR 560 FOR 561 FOR 562 FOR 570 FOR 580 FOR 581 FOR 585 FOR 595 FOR 600 FOR 610 FOR 620 FOR 630 FOR 650 FOR 653 FOR 654 FOR 660 FOR 700 FOR 760 FOR 770 FOR 780 FOR 790 FOR 800 FOR 870 FOR 880 FOR 980 Application: Straight Color: Blue Material: Plastic Package Contents: 1 * Module Motor Wheel Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.