Nikon PK-13 Auto Extension Ring 27.5mm For Nikon AI Series Lenses [EXC]

This is a 27.5 tube that maintains full integration with AI lenses. It is perfect for head shots with a 105mm macro or with a 55mm or 50mm. This is a 27.5 tube that maintains full integration with AI lenses. It is perfect for head shots with a 105mm macro or with a 55mm or 50mm. Use it on your 55mm Micro Nikkor to scan you negatives!It is in excellent condition with light wear and works perfectly. The mount shows light wear.SKU: 260722WK-4