- The 72mm adaptor ring for the NiSi 100mm Square Filter Holder System, match for the 67mm Lenses
- Made from aviation-aluminum, matt black frosted finish, professional quality camera accessories, durable and light
- Easy to install
Aircraft grade powder coated aluminium. Lightweight and thin a perfect match to the Nisi 100mm filter holder. Cheaper and better quality than the ABS plastic Lee filter holder or Cokin holders.