Hello HomeDepotCustomer,
Thanks for writing a review and we apologize for the inconvenience. While we don't know the model of your vacuum, this Dusting Brush and Crevice Tool Accessory Kit is made to fit both 1-1/4" & 1-7/8" hose configurations.
You may return the kit to Home Depot store within 90 days of purchase.
If you have other questions, please call our Customer Service at 1-800-474-3443 from Monday to Friday between 8:00 AM to 5:00 PM Central Time or send us an email at info@ridgidvacs.com;
Thanks
RIDGID Wet/Dry Vac Customer Support