Authentic Original Replacement Wheels for Roomba 500/600/700/800/900 Series OEM/Genuine Does NOT work with newer i/e/j Series Example compatible models include: 530 550 560 570 614 615 620 630 650 655 670 671 675 676 677 680 690 760 770 780 790 800 801 805 860 870 880 890 891 960 961 980 981 985 2 x authentic Roomba wheels with Front caster