If you are referring to RY6100, then the belts which fit that are https://www.ezvacuum.com/dirt-devil-3860140600-style-10-belt-2-pack-p-711.html
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If you are referring to RY6100, then the belts which fit that are https://www.ezvacuum.com/dirt-devil-3860140600-style-10-belt-2-pack-p-711.html