Fantasea Bayonet Female to M52 Housing MB3 Adapter - Underwater Camera Housing Accessory for Scuba Diving & Marine Photography

Female bayonet?that attaches to almost any flat housing lens port or lens holder featuring a?52mm thread.?
Allows easily installing and removing wet lenses from the housing lens port or lens holder with a 1/4 turn*.?
* A compatible male bayonet must be installed on the wet lens.