Nauticam N120 Sea&Sea to Nauticam Extension Ring 20

[Description]

The Sea&Sea to Nauticam extension ring 20 is for converting Sea&Sea port (non-removable port mount type) to use with Nauticam housing.
 

[Specification]

Dimension: Diameter: 132.2mm; Thickness:34.5mm Construction: Hard anodised aluminum alloy