Whether you're shooting digitally or on film, Fotodiox offers the Pro Lens Mount Adapter, which is compatible with the Pentax 6x7 mount SLR lenses (P67, PK67) mounting on Pentax 645 mount cameras (P645). The pro adapter features all-metal, no-plastic construction to create a secure connection between your glass and camera that will not degrade over time, keeping the lens-camera connection secure with every use. The chrome-plated brass mounts offer enhanced durability and reliability.