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Fotodiox Pro Lens Mount Adapter with Focusing Barrel for Mamiya RB67 lens to Nikon F-Mount

Premium Grade Fotodiox Pro Adapter
Built-in Focusing Helicoid allows focus with Any Mamiya RB67 Lens Super Smooth and Precise Focusing Barrel
Infinity Focus Allowed
Anodized Aluminum Construction Smooth surface for effortless mount
24 Month Manufacture Warranty