Fits these vacuum cleaner models: Koblenz U-180 Upright Vacuum; Koblenz U-240 Upright Vacuum; Koblenz U-75 Upright Vacuum; Koblenz U-110 Upright Vacuum; Koblenz U-310 Upright Vacuum; Koblenz U-510 Upright Vacuum; Koblenz U-610 Upright Vacuum; Koblenz U-40 Upright Vacuum; Koblenz U-80 Upright Vacuum; Koblenz U-90 Upright Vacuum;