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 Premium Grade Fotodiox "Pro" Adapter "No Play" Adapter Infinity Focus Allowed Built-in Aperture dial allows aperture control on G-type lens. 24 Month Manufacture Warranty