Rainbow Canister Vacuum Cleaner LOWER Power Nozzle Repair Kit RR-7290 Generic Brand New Rainbow Canister Vacuum Cleaner Lower Power Nozzle. Fits D3, D3C, D4, D4C, Square SE Models. This is not a OEM part but a generic replacement. Fits models: R2800, R4375, R1650, R2800C, R4375, R1650