C1635III-Z Zoom Gear ~for Canon EF 16-35mm f/2.8L III USM Sony like the EOS 5D Mark

like the EOS 5D Mark III

Port Compatibility

Steady “Green” light Target vacuum level is reached

tighten the vacuum valve to the housing with the tool provided

as the vacuum is released with a simple knurled nut

C1635III-Z Zoom Gear ~for Canon EF 16-35mm f/2.8L III USM Sony like the EOS 5D MarkZoom gears allow access to the mechanical zoom function of supported lenses. Use of this gear may require the use of additional port extensions or adapters. Check the Port Chart for more details. This zoom gear is for the Canon EF 16 35mm f 2. 8L III USM lens. Product Manual PDF This item is non returnable, non refundable, non cancellable, and may be subject to extended lead times as it is manufactured on demand. We always do our best to meet trip