Nikon PK-1 lens mount_LTM but this is still a

but this is still a good usable camera: it has full manual or automatic control

4 is a medium format lens that lives up to the hype: thing looks good man

It's in adequate cosmetic condition

Something that's machined out of solid aluminum blocks and can support much more weight than I assume a car window could

and provides an extra set of controls for vertical shooting

Nikon PK-1 lens mount_LTM but this is still aThe Nikon PK 1 is an 8mm extension tube for manual focus F mount lenses. Will mount to any F lens and body, but transfers aperture information via old school pre AI bunny ears, so depending on your camera and or lens, you may need to meter stopped down on this one. Light cosmetic wear.