SN1224A-Z Zoom Gear ~for Sigma 12-24mm F4 DG HSM | Art adapter This flash trigger is manual

This flash trigger is manual only

Comparing Flexitray II (top) with Flexitray II W (bottom) Note the tripod mounting holes in the middle of the Flexitray II W

This zoom gear is for the Nikon AF-S NIKKOR 24-85mm f/3

60 x 36 x 26

This focus gear is specific for the Canon EF 100mm f/2

SN1224A-Z Zoom Gear ~for Sigma 12-24mm F4 DG HSM | Art adapter This flash trigger is manualZoom 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 Sigma 12 24mm F4 DG HSM Art lens. Product Manual PDF