Bissell Model 59G9 Pure Pro Vacuum Cleaner Style 21 Belt Single Part # 2031520 Bissell Model 59G-9 Pure Pro Vacuum Cleaner Style 21 Flat Belt Single . Fits With Models : 30C7T, 30C7, 60A4H, 59G9, 59G9R, 81M91, 81M9, 81M9K. Genuine Part # 2031520