PolarPro Helix 77mm Thread Plate

The PolarPro 77mm Thread Plate for Helix Magnetic Filters is a magnetic adapter ring designed to be directly mounted onto a lens's filter threads. Once attached, it becomes compatible with all filters within the Helix magnetic filter system. Offering a secure connection through magnetic attachment and a convenient quarter-turn locking mechanism, the Helix system allows for rapid and effortless filter installation and removal.