SC816 Z Zoom Gear for Sigma 8-16mm F4.5-5.6 DC HSM Lens - Compatible Replacement Part for Smooth Zoom Control in Photography & Videography

Limited stock is available. 

Zoom 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 8-16mm F4.5-5.6 DC HSM lens.

Product Manual PDF