Aquatica 30601 Port Extension Ring for AN Series Underwater Housings

The 1.25" (32mm) long 30601 Port Extension Ring from Aquatica is for their AN Series Underwater Housings for Sony NEX cameras. It extends the length of the lens port, providing the extra space needed to accommodate the lens. The extension is inserted between the port and the housing, attaching to both via a bayonet mount. It is made of anodized aluminum.