Successfully resolves common issues such as wheel wear, jamming, unusual noises or movement problems, restoring your robot ' s smooth navigation and mobility Meticulously designed nylon construction with robust bearings delivers quiet functioning and consistent motion on all floor types for effective cleaning Package includes 2 replacement, providing complete spare parts solution to extend your robotic vacuum ' s working period and maintain optimal functionality Wide compatibility with multiple well known robotic vacuum models including S65 / / + series and other primary versions like S50 / / standard / S65 standard / E10 / E20 / T7S / T8 collection, ensuring proper matching for your cleaning device Simple setup with push in design allows quick replacement just place and press the new wheel into position without requiring any tools