Product Details ：[compatibility] Accessories Kit Compatible With X20 Pro/x20 Vacuum Cleaner. This Set Works As Great As The Old , Precision Fit And Easy Install. [highly Efficient Cleaning]strong Suction And Sweeping Of Fine Dust, Hair, Debris And Other Daily Ground Garbage. With The Anti Cleaning Design, It Is Clean, Less Maintenance And More Worry Free. [high Quality]the Main Brush Body Is Light, Effectively Reducing The Burden Of The Sweeping Robot, Reducing Power Consumption, Protecting The Life Of The Sweeping Robot Motor And Battery, And Prolonging The Service Life Of The Sweeping Robot [easy To Install] Parts Is Easy To Be Replaced And Installed On Your Robot Vacuums, Snap Into Place For Quick And Effortless Routine Without Tools. [maintenance]to Keep , The Parts Should Be Replaced Every 2~3 Months Depending On Your Use Frequency. Compatible With Model: For X20 Pro/x20 Robot Color: Gray Material: Plastic Package Contents: 2 X Main Brush Only The Above Package Content, Other Pr