Clean up steam engine parts to extend service life.With the window nozzle, surfaces made of glass can be cleaned easily and streak-free with the steam cleaner. This not only extends the range of applications for karcher steam cleaners, but also ensures that windows and mirrors are completely clean.It used the large round brush, and you can clean large surfaces faster.High quality-These replacement parts are made of the highest quality materials, durable and environmentally friendly, and will definitely exceed your expectationsThe main brush is recommended to be replaced every 3 months, and the filter and side brush are recommended to be replaced every 1 to 2 months.Specifications:Item Name: BrushFitment: for Karcher Steam Cleaner SC1 SC2 SC3 SC4 SC5 SC7 CTK10 CTK20Size: (Approx.)Big Round Brush: 6.3cm x 6.3cm x 7.5cm/2.48inch x 2.48inch x 2.95inchMirror Brush Head: 25.5cm x 13cm x 4.3cm/10.2inch x 5.2inch x 1.18inchColour:BlackMaterial:Nylon, ABSPackage Contents:1 x Mirror Brush Head1 x Big Round BrushOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.