Features: Made of corrosion-resistant aluminum alloy, long term use is guaranteed. One end is used to connect the waterproof case, and one end is used to connect lens like fisheye wide-angle lens. Used to connect the M67 wide-angle lens, micro mirror, filter or other underwater lens with M67 mouth. Work with underwater housings that have 67mm thread on the port. For sony A6000/A6300/A5100/A5000/A6300/RX100/RX100II/RX100III/RX100IV/A7/A7II For Canon G5X/G7X /G7XII /G9X /S110 /EOS M3/S100/S120/G15/G16 For Olympus EM10/EM5/EP5/EM5II /TG-5 /TG-4/E-P5 For Nikon J5 D7100 For Fujifilm X100S For Panasonic GM1 Specification: Condition: Brand New Material: Aluminum Alloy Color: Black Diameter: Approx. 9cm / 3.5in Weight: Approx. 187g Package List: 1 * Lens Adapter (camera and lens in the picture are just props) Package List 1Made of corrosion-resistant aluminum alloy, long term use is guaranteed. 2One end is used to connect the waterproof case, and one end is used to connect lens like fisheye wide-angle lens. 3Used to connect the M67 wide-angle lens, micro mirror, filter or other underwater lens with M67 mouth. 4Work with underwater housings that have 67mm thread on the port. 5For sony A6000/A6300/A5100/A5000/A6300/RX100/RX100II/RX100III/RX100IV/A7/A7II