Sony camera owners with E-Mount systems rejoice! The new Mount Converter Mc-11 allows you to use your Sigma Sa mount interchangeable lenses with the Sony E-mount camera body. This set contains a Sigma Mc-11 Lens Mount Converter (Sigma Sa/Eos to Sony E-Mount), Front Cap, Rear Cap, Usb Cable, and Sigma 1-Year North and South America Limited Warranty.