Front Cap for VND 3-7 stops Freewell V2 Series Freewell V2 Series 3-7 degree filter and adapter cover Introducing the Freewell V2 Series Magnetic Filter Shield and Adapter, an ideal solution for VND filters with varying degrees of light transmission from 3 to 7 degrees. Thanks to a simple magnetic system, installing the shield is extremely easy - just fit the A side to the back of the VND filter or the B side to the base ring. This method guarantees quick installation and solid protection for your lens, keeping it safe and clean. Included Back/base ring cap V2 Manufacturer FreewelManufacturer code FW-V2-BCCompatibility VND Freewell V2 series filters, 3-7 degrees