The Filtrete 66907 is the correct accessory kit for the following vacuum cleaner models:
The Filtrete 66907 Eureka Smartvac Filter, Bag, & Belt is an accessory kit for the Eureka 4870 Series Uprights, including Boss Smartvac Uprights. This kit includes one Eureka RR vacuum filter, one Eureka R vacuum belt, and one Eureka HF-2 vacuum filter. Eureka Smartvac filters capture dust and other airborne pollutants in your household to relieve asthma and allergy symptoms.
Filtrete 66907 Eureka Smartvac Filter, Bag, & Belt specifications: