Amazon.com : K&F Concept Lens Mount Adapter Compatible with Pentacon 6 Kiev 60 Lens to Nikon AI F Mount Camera D90 D300 D700 D7100 D7000 (Pentacon-Nikon) : Electronics
Hartblei Pentacon Six P6 Kiev 60 88CM Lens to M42 Zenit Camera Adapter
Adapter ring to use PENTACON-six (Kiev-C) lenses on a Pentax-645 camera body
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Pentacon Six to Nikon AI Mount Adapter | UK Camera Equipment