This is a set of intermediate rings for manual SR/MD lenses, featuring the old Minolta logo. By combining the various rings, you can change the magnification ratio. Even without a macro lens, you can utilize your existing lenses to enjoy close-up and macro photography. There is no instruction manual. The items in the images are all that is included. The images are of the actual items, but please be aware that the colors may appear different from the actual items depending on the lighting, shading, and your monitor. Please check the photos for details before purchasing. Please understand that these items have been handled by someone else before purchase. ☆ We promise to respond as quickly as possible after purchase and payment are complete. We will strive to make your transaction a pleasant one. Thank you. Extension Tube