Ultra Care VacBelts Bissell style 2, 1 Belt Ultracare Premium VacBelts Bissell Style 2 Upright Vacuum Belts Fits Bissel PowerPartner, PowerGroom, Micro-Lock Series Uprights Works with Bissell model numbers; 3510-K, 3510-T, 3510-W, 35129, 3513, 3530-1, 3535-1, 3535-2 and 35128. 2 Belts Per Package Generic Belts by Ultracare