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Product Features
- ProMaster Step Up Ring - 52mm-58mm
![](http://procam.com/cdn/shop/files/promaster.png?v=12308833720796116781)
ProMaster Step Up Ring - 52mm-58mm
Model # PRO 4991
$9.95
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.