Sea & Sea SS-30107 RDX Standard Flat Port
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![Sea & Sea SS-30107 RDX Standard Flat Port](https://d17bck4wpaw2mg.cloudfront.net/att/a/2/i/1/a2i1p1/so2m.jpg)
This Sea & Sea RDX Standard Flat Port allows you to use most standard zoom lenses in RDX housings. The port is constructed of corrosion-resistant aluminum.