Sea&Sea EXTENSION RING 40L WITH PORT LOCK FEATURE
10990

Overview
Sea & Sea's Extension Ring 40L, you can increase the length of certain underwater lens ports to allow for the use of select Canon, Nikon, and Sony lenses with your camera housings. The ring is made of a durable, corrosion-resistant aluminum alloy with an alumite coating. Additionally, it has a port lock lever for extra security
Specifications
[Dimensions (DIAxD)] 129 x 55.5mm / 5.1 x 2.2 inches
[Weight] Approx. 234g / 8.3 oz
[Depth rating] 100m / 330ft
[Construction] Corrosion-resistant aluminum alloy (alumite coating)
[Distance] Between the mount and the front end: 40mm / 1.6 inches (with port lock)
[Weight] Approx. 234g / 8.3 oz
[Depth rating] 100m / 330ft
[Construction] Corrosion-resistant aluminum alloy (alumite coating)
[Distance] Between the mount and the front end: 40mm / 1.6 inches (with port lock)