Supports 1 Circular/1 Rectangular Filter, S6 150mm Filter Holder Frame, Adapter for Sony FE 12-24mm f/4 G, Circular CPL, Lens Cap, Pouch for Entire Kit Customized for the Sony FE 12-24mm f/4 G lens this NiSi S6 150mm Filter Holder Kit includes the S6 filter holder and a lens-specific threaded adapter ring that attaches the holder to the lens. The filter holder supports the included circular CPL and an optional 150mm rectangular filter. It supports one circular and one rectangular filter at the same time. The kit also includes a lens cap and a filter pouch that fits the entire kit.