ML-NX Conversion Ring, when used, allows for the use of NX ports and extension rings on ML housings.
Specifications
Dimensions (DIAxD): 133 x 41.2mm / 5.2 x 1.6 inches
Weight: Approx. 199g / 7.0 oz
Depth rating: 100m / 330ft
Construction: Corrosion-resistant aluminum alloy (alumite coating)Distance: Between the mount and the front end: 30mm / 1.2 inches (with port lock)