This Zoom Gear for Sigma 24-70mm f/2.8 DG DN II Art Lens from AquaTech is designed for the Sony E mount version of the lens and allows full zoom control on compatible AquaTech water housings. The zoom gears operate in a smooth and responsive manner and are available for a range of different lenses. It is made from Delrin, a strong and lightweight material that will not lose its shape over time or with use.
The zoom gear is designed specifically for a certain lens; however, some zoom gears can support multiple lens options.
AquaTech zoom gears are compatible with the following housing models. They include EVO, EVO III, Edge, Reflex, Elite II, Elite, Base II, Base, Compac, and Delphin.