Panasonic Upright Vacuum Cleaner Type UB & UB 8 Belts 2 Pk Genuine Part -MC-210B Panasonic Upright Vacuum Cleaner Type UB & UB 8 Belts 2 Pk Fits Models MC-661, 5110, 5510, MC-V 5000, 5100, 5200, 5300, 5500, 5700, 6800, 6900, 7300 Series MC-V270B, MC-210B. Genuine Part # MC-210B { UB & UB 8 is Same Belts }