Nauticam Ext ring 40 w/ lock 1.5mm Internal cuff seals with zippered

Internal cuff seals with zippered cuffs on ankles feature YKK brass sliders for durability and watertightness

A hand strap that attaches to the housing tray handles for improved grip and one-handed carrying

Whichever you choose

Standard replacement mounting hardware used for securing Nauticam base plates and specific housing components

Rubber grip pad helps keep tank securely in place

Nauticam Ext ring 40 w/ lock 1.5mm Internal cuff seals with zipperedThe Nauticam Extension Ring 40 with Lock is part of the N120 Port System and can be used to add 40mm effective length to an N120 Port setup. See Port Chart for more details on choosing the correct extension and port. Technical Specifications Depth Rating 150m Port System N120 Weight 0. 24kg Port Opening Diameter 109mm from SN A048435 and later Port Diameter Body Material Anodized Aluminum Alloy Port Material Port Coating Port Shade Material Removable