Thank you for viewing. This is the old SIGMA telephoto zoom lens "ZOOM-K II 70-210mm F4.5". It will be delivered with the protective filter (SKYLIGHT 1B, 52mm) attached. *Since there is no environment to confirm power-on, it is listed as "untested = junk". ■Product Information ・Manufacturer: SIGMA ・Model: ZOOM-K II ・Focal Length: 70-210mm ・Aperture: F4.5 ・Filter Diameter: 52mm ・Serial: 1029107 ・Mount: Unknown (Looks like K-mount, but not guaranteed.) ■Appearance and Optics (Visual check only) ・There are scratches and small marks on the exterior. ・Professional inspection of the lens with strong light has not been performed. Please forgive any oversight of fine dust, etc. ・Aperture, zoom, and focus operation have not been confirmed. Sold as is. ■Included Items ・Body ・SKYLIGHT (1B) filter *All items shown in the photos are included / Front and rear caps are missing. ■Notes (Must Read) ・Listed as junk because operation has not been confirmed. No warranty of any kind, including mount differences and compatibility. ・Individual perceptions of condition may vary. Please purchase only if you understand that this is a used item. ・Returns are not accepted to prevent swapping.