iKan 180mm Filter Holder (For Canon 11-24 Lens) (NiSi)

Made from Aviation Grade Aluminum, the NiSi Filters 180mm Filter Holder for the Canon 11-24mm Lens can hold up to two 180mm filters at a time. Featuring an anti-reflective matte black frosted finish, this filter holder is ideal for long exposure photography. This filter holder allows for 360-degree rotation without any vignetting or light leakage issues, and the quick and easy installation process will allow you to be ready to shoot in minutes.
The Nisi Filters 180mm Holder System can hold up to (2) 2mm, 180x180mm or 180x210mm filters.