●【Fits 67mm Magnetic ND / CPL Filters】The SmallRig 3839 adapter provides a professional and secure solution to shoot with magnetic filters. It fits 67mm ND magnetic filters and features a quick-release design for easy installation.(❗Note: Not compatible with all threaded filters and VND magnetic filters) ●【For iPhone 14/14 Pro/14 Pro Max/13 Pro/13 Pro Max】This adapter is compatible with phone cages or cases with an M Mount, such as SmallRig 4077, 4075, 3561, 3562, 3734, etc. (Note: Not compatible with iPhone 12) ●【No Impact on Phone Operations】The 67mm magnetic filter adapter does not block the phones original lenses or affect the way other functions work, such as Ultra Wide, Wide, Telephoto, Lidar, and Flash. ●【Quick and Easy Filter Changes】The adapter ring 3839 can magnetically and quickly secure varied filters according to your needs for light. You can also choose SmallRig 3840, which is a 52mm Cellphone Magnetic Filter Ring Adapter with M Mount. ●【Easy to Install】 The adapter ring shall be mounted onto the upper left lens mount for iPhone 12、13 series. Be care of its orientation.