Fotodiox Pro Lens Mount Adapter - Deckel-Bayonett (Deckel Bayonet, DKL) Mount SLR Lens to Canon EOS (EF, EF-S) Mount SLR Camera Body with Selectable Clicked / Declicked Aperture Control Premium Grade Fotodiox Lens Mount Adapter Smooth surface for effortless mount Infinity Focus Allowed Brass Construction 24 Month Manufacture Warranty