Features: 1Good Tightness: The main brush cover adopts imported Bayer sealing strip which is not deformed and has good tightness. When the sweeper is working it will not let dust fly everywhere. The cleaning effect is good. 2High Quality Material: The main brush cover is made of high quality plastic material which is durable. Guarantee the efficient and cleaning performance of the robot vacuum. 3Good Performance: Exquisite workmanship and high compatibility with equipment. It can effectively improve the working efficiency of the sweeping robot. 4Replacement Part: The main brush cover is easy to install and disassemble you can directly replace the old or damaged parts to obtain higher strength. 5Scope of Applications: Our replacement main brush cover is perfectly suitable for Xiaomi Roborock 1C F9 D9 providing you great using experience. Specification: Item Type: Sweeping Robot Brush CoverMaterial: ABSWeight: Approx. 50g / 1.8ozProduct Size: Approx. 21x6.8cm / 8.3x2.7inApplication: Suitable forXiaomiRoborock1C F9 D9 Package List: 1 x Main Brush Cover Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin