1Applicable Models: This right wheel is designed to fit for PROSCENIC 800T, 820, 830, 850P and for LIECTROUX C30B robot vacuum cleaners, which can be perfectly fit with your machine. 2Quiet Operation: The vacuum cleaner right wheel is equipped with a specially designed shock absorbing structure, effectively reducing friction and noise generation. 3Flexible Maneuverability: The right replacement driving wheel provides excellent grip and flexibility, allowing the robot vacuum cleaner to move smoothly and effortlessly. 4Slip Resistant Performance: The vacuum cleaner right wheel module is designed with anti slip features, providing better stability and preventing slipping and tilting. 5ABS Material: Made of premium ABS material, ensuring long term use without easily wearing or damaging, can be easily installed and replaced without the need for professional maintenance skills.