Fotodiox Pro Lens Mount Adapter - Nikon Nikkor F Mount G-Type D/SLR Lens to Canon EOS (EF, EF-S) Mount SLR Camera Body with Built-In Aperture Control Dial and Focus Confirmation Chip Premium Grade Fotodiox Pro Adapter with built-in Focusing Confirmation Chip and Built-In Aperture Control Dial For use with Nikon G-type F Mount DSLR Lenses to Canon EOS Enhanced craftsmanship and high-tolerance construction for demanding professionals Precision all-metal construction with chrome plated brass mounts for secure and solid fit 24 Month Manufacturer Warranty