PENTAX Auto Macro Extension Ring K Set, a used set of 3 macro extension tubes. These are K-mount macro extension rings. I do not own the equipment to verify their operation, so they are being sold as untested. [Items Included] Everything shown in the first photo. PENTAX Auto Macro Extension Ring K Set [Condition] Used, so there are some scratches and signs of use. [Notes] I have tried to be as accurate as possible in my description, but there may be oversights or errors. The description of the condition is subjective. Please make your judgment based on the photos. If you have any concerns, please ask questions before purchasing. Please understand that these are used items. If you are looking for new or mint condition items, or if you are concerned about minor details, please refrain from purchasing. Please consider the above points before making a purchase. Instant purchase is OK. Receipts will not be issued.