Eureka SmartVac Roller Brush and R Belt Kit For Models 4870AT, 4870ATV, 4870BT, 4870DT,4870 GZ, 4870HZ, 4870K, 4870MZ, 4870PZ, 4870RZ, 4870SZX, 4870T, 4870UZ, 4872AT, 4872BT, 4874AT, 4875A, 4880AT, 4880BT, 4885AT AND 4885BT