Sea&Sea FC Focus Gear for Nikon AF-S NIKKOR 16-35mm f/4G ED VR Lens @lensmount When assembling your arms and

When assembling your arms and clamps

Grip Base DII w/ Rubber Grip D

Weight: 3 lb / 1

43in) Weight (air / underwater) 311g / approx

Sea&Sea FC Focus Gear for Nikon AF-S NIKKOR 16-35mm f/4G ED VR Lens @lensmount When assembling your arms andThis focus gear enables manual focus adjustment for the Nikon AF S NIKKOR 16 35mm f 4G ED VR lens via the Extension Ring 46 with Focus Knob #30117 when used with Sea&Sea MDX series housings. The focus gear is useful in the following situations: * When you need to manually adjust focus as your subject is not situated within the AF frame or in order to maximize the effect of the lenss minimal shooting distance of 29cm 11. 4inches. * When you shoot fast