The Wertheim 7 Series Dust Bag Holder with Spring is a crucial replacement part that secures the dust bag in place, ensuring optimal suction and effective dust containment. Designed specifically for the Wertheim 7 Series Bagged Vacuum, this holder features a built-in spring mechanism that provides a secure fit, preventing the dust bag from shifting or loosening during use. Easy to install, it helps maintain the vacuum’s performance by ensuring proper airflow and dust capture, making it an essential component for keeping your vacuum running smoothly and efficiently.