AQUATECH Leica Zoom Gear for Leica Super-Vario-Elmar-SL 16-35mm f/3.5-4.5 ASPH. Lens

AquaTech's Zoom Gear operates in a smooth and responsive manner and is available for the Leica Super-Vario-Elmar-SL 16-35mm f/3.5-4.5 ASPH. Lens. It is made from Delrin, a strong and lightweight material, and will not lose their shape over time or with use. The zoom gear pitch is matched perfectly to the zoom control on the inside of the water housing for fast, responsive control in those critical situations when quick changes to your lenses focal length are needed.