26 parts included: 2 roller brushes, 7 dust bags, 4 mop pads, 6 side brushes, 7 HEPA filters. They are nicely matched and easy to install. 【Roller Brush】2 roller brushes included. The anti-tangle design of Plus 505 Combo robot + AutoWash dock/ Plus 405 Combo roller brush is effectively reduces hair tangle problems.
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