For 80mm Matte Box or 77mm lens filter etc. Step Up Ring Matte Box Adapter 49/52/55/58/60/62/67/72/77/82mm-77mm (80mm O.D)

For 80mm Matte Box or 77mm lens filter etc. Step Up Ring Matte Box Adapter 49/52/55/58/60/62/67/72/77/82mm-77mm (80mm O.D)

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