Dorr Metal Adapter Ring for the GO Filter System with a 52mm thread. The strong metal ring is used to screw onto lens filter threads and then the filter adapter holder is attched to it. The filters then slide into the holder.
Dorr Metal Adapter Ring for the GO Filter System with a 52mm thread. The strong metal ring is used to screw onto lens filter threads and then the filter adapter holder is attched to it. The filters then slide into the holder.