Extension ring for Sea Frogs SONY A7 III - A7S III / A7R IV / A9 housings - SONY 70-200mm F4 lens

https://meikon.com.hk/products/flat-long-port-with-zoom-control-for-sea-frogs-sony-a7-iii-a7s-iii-a7r-iv-a9-housings-sony-70-200mm-f4-lensThis extension ring with in-build zoom gear was created to extend the possibilities of your housing with SONY 70-200mm F4 lens. It can be simply attached between housing and standard flat port to transform your setup to be compatible withSONY 70-200mm F4 lens. The application of aluminium handle included in the package for correct force & weight distribution. It also prevents the unlock of the standard port and also for comfortable handling and caring.We strongly recommend using the handle that comes with the package - under no circumstances you should be using this extension ring with Pistol Grip accessory! Extension ringwith inbuild zoom gearfor Sea Frogs SONY A7III - A7SIII / A7R IV / A9 housings - SONY 70-200mm F4 lens Discontinue New model available here: (https://meikon.com.hk/products/flat-long-port-with-zoom-control-for-sea-frogs-sony-a7-