PROMASTER Stepping Rings are the perfect addition to your collection of photographic gear.
A perfect complement to the ProMaster filter line. ProMaster Stepping Rings are precision machined to properly convert the thread size of your filter and/or lens
Use them with special effects filters and add on lenses to convert a lens with one thread diameter to a filter or conversion lens with another. PROMASTER Stepping Rings are precision milled and designed to give you years of reliable service.
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