This Benro MFR82 82mm Magnetic Fixed Ring can be attached onto the 82mm lens and allows other non-threaded 82mm magnetic filters to be held on the fixed ring in a magnetic way. It is easy for different magnetic filters to change freely and avoid the stuck of two filters.
» For 82mm Magnetic Filters » Attaches to 82mm Lens Filter Threads » Holds Filters Magnetically » Caliber Frame : 82mm » Material: Matte Black Aluminium Frame