AquaTech CZ Lens Zoom Gear for Canon 24-70mm f/2.8 L in Lens Port

AquaTech CZ Lens Zoom Gear is required for zoom control with the Canon 24-70mm f/2.8 L lens when housed in a compatible AquaTech underwater lens port. It enables access to the full zoom range of the lens. The gear is constructed from polyurethane.