Tokina AT-X 10-17mm F3.5-4.5 Fisheye DX Lens Zoom Gear TC1017 Z - Compatible with Nikon & Canon DSLR Cameras for Stunning Wide-Angle Photography - Perfect for Landscape, Architecture, and Creative Fisheye Shots

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 Tokina AT-X 107 AF DX Fisheye AF 10-17mm f/3.5-4.5 (Canon mount) lens.