Feature: 1. Made of metal, super smooth surface finishing and high strength. 2. The lens mount adapter is suitable for Pentacon 6/Kiev 60 lens to mount for Nikon Ai F Mount camera body. 3. Completely manual control, manual focus and manual exposure. 4. No electric connection. Allow focusing to infinity. Lens lock/release and stop screw. 5. There is no ROM connection on the ring so diaphragm control of the lens is set manually. Specification: Features: Made of metal, super smooth surface finishing and high strength. The lens mount adapter is suitable for Pentacon 6/Kiev 60 lens to mount for Nikon Ai F Mount camera body. Completely manual control, manual focus and manual exposure. No electric connection. Allow focusing to infinity. There is no ROM connection on the ring so diaphragm control of the lens is set manually. Lens lock/release and stop screw. Specifications: Material: Metal Color: Black Compatible Lens: For Pentacon six (P6), Kiev 60, 88CM lenses Compatible Camera: For Nikon DSLR&Film SLR cameras (Ai F Mount) Item Weight: 62g / 2.2oz Package Size: 8.6 * 8.5 * 4.2cm / 3.4 * 3.3 * 1.7in Package Weight: 76g / 2.7oz Package List: 1 * Lens Mount Adapter Package List: 1 * Lens Mount Adapter