Sigma MC-11 Mount Converter Lens Adapter (Sigma EF-Mount Lenses to Sony E Cameras) w/Essential Photo Bundle KIT INCLUDES: Sigma MC-11 Mount Converter / Lens Adapter + Altura Photo Rapid Fire Wrist Strap + Small Lens Pouch + Cleaning Kit + MagicFiber Microfiber Lens Cleaning Cloth COMPATIBLE with Sony E-mount Mirrorless Camera Bodies and Sigma EF-mount lenses. Can be used with APS-C (A6000, A6300, A6500) and Full Frame (a7ii, a7rii, a7sii) sensor cameras. NOTE: As with any type of adapter, there is the possibility that the lens does not function as smoothly as a native mount lens. This converter is NOT designed to work with Canon brand lenses. SIGMA AUTHORIZED DEALER. Includes Sigma USA 4-Year Warranty.