Nauticam N120 Extension Ring 10 with screws 0.5mm and large double D-rings can

and large double D-rings can be used as handles and provide clip-off points for attaching to a BCD or belt equipped with a carabiner (not included)

Dive/pre-dive system includes a switch on the top of the case with a thumb tab for adjusting the direction of airflow right out of the valve

A 56mm flat port for the N85 mirrorless system

Whichever you choose

Nauticam N120 Extension Ring 10 with screws 0.5mm and large double D-rings canThe Nauticam Extension Ring 10 with screws is part of the N120 Port System and can be used to add 10mm effective length to an N120 Port setup. This extension ring supports the use of ports extension rings that have removable bayonet mounts. See Port Chart for more details on choosing the correct extension and port. Technical Specifications Depth Rating 150m Port System N120 Weight Port Opening Diameter 98mm Port Diameter Body Material Anodized