These are a pair of Carbon Brushes for Nilfisk D130.4, D140.4 and Core 150 Pressure Washers ONLY Part Number: 128501625 fits a MH929 Motor Please do not purchase until you have CARFEULLY measured your own brushes and studied the images provided on the listing Total Length Case: 57.6mm Case Length: 34.1mm Case Width:14.1mm Case Depth: 11.3mm 1 Pair.