SN105-F Focus Gear ~for Sigma 105mm F2.8 EX DG OS HSM Macro N50 36kg Port Opening Diameter 98mm

36kg Port Opening Diameter 98mm Port Diameter Body Material Anodized Aluminum Alloy Port Material Port Coating Port Shade Material Removable Port Shade Spare O-ring 90140 split

Depth Rating 100m Port System N50 Weight Port Opening Diameter Port Diameter 3

-Compatible to iPhone6

For MIL Housings WITH handles use SKU #36333

Connect the hand pump to the valve and pump several times until it reaches the target vacuum level

SN105-F Focus Gear ~for Sigma 105mm F2.8 EX DG OS HSM Macro N50 36kg Port Opening Diameter 98mmFocus gears allow access to the mechanical zoom function of many lenses. Use of these gears may require specific port extensions and may not be available for all housings and lenses. This focus gear is specific for the Sigma 105mm F2. 8 EX DG OS HSM Macro (Nikon Mount) lens.