Measured Fit Reference: Each wheel measures about 4cm / 1.57inch across, 1.4cm / 0.55inch thick, with a 1.2cm / 0.47inch center slot shown as a fit reference Package And Size Note: Includes 2 black vacuum; compare the shape, connector post, and listed measurements with your existing floor brush wheel before ordering Visible Connector Detail: The underside push fit post and grooved round wheel face make it easier to compare this replacement roller wheel with the removed part before installation Household Maintenance Part: Use these black molded resin floor brush side for routine upkeep in homes, apartments, workshops, and compatible floor head setups Replacement Floor Brush: This 2 pack is comparable electric floor brush wheel positions, helping a worn side roller smoother daily vacuuming movement