: It is very, just remove the old screw cover and clean the base, install the new screw cap, then tighten the screws to complete the installation Applicable models: Suitable for 5KSM45, 7K45SS, 7KSM15, 8KSM90, 9KSM15, 9KSM160, 9KSM9, KDM90D, KSM110, KSM111, KSM120BLQ, KSM151, KSM152, KSM153, KSM154, KSM90, KSM150, KSM75, KSM103, K45WSS, KSM100PS, 5KSM150PS, K45SS, KSM45B3, 4KSM90PS, KSM95, 3K4455SS, 5SS, 5SM15, 4K45SS, 4KSM105, 4KSM150PS, 5K45SS, 5KSM12, 5KSM15, 5KSM160, 5KSM17, 5KSM45, 7K45SS, 7KSM15, 8KSM90, 9KSM15, 9KSM160 Solve Problem: you find the mixing bowl bounce out when you use it again, please don ' t rush to replace the whole mixer, our mixing bowl can help you solve the problem of the mixer loosening up Make of food grade stainless steels, it is compact and sturdy It fully fits the bottom of the mixing bowl, can be used in various temperatures, with a long service life Part numbers: W10191926, 4163032, WPW10191926, AP6016640, 4161126, 416127, 1611228, 4161158, PS11749932, 4161128, 4161129, 4161158, 4161159, 4161160, 4162529, 4163032, 4169840, 4169841, 4169842, 4169906, 4169918, 4169919, 4169920, 4169945, 4169946, 111749 932, B008DK0JDW