Cotton Carrier Vest film door For lenses with a 77mm

For lenses with a 77mm filter thread

Does not include an adapter cable for direct camera connection

There's no optical viewfinder

this one will let you do that

weird medium format rangefinder camera  with interchangeable lenses and backs

Cotton Carrier Vest film door For lenses with a 77mmThe Cotton Carrier system is designed for fast & easy deployment of larger cameras and lenses, with a supportive harness and vest system and a rugged, easy to use quick release system. This setup is in excellent condition, with only minor cosmetic wear. Includes one camera mount. The image shown here is a press shot from Cotton Carrier. Actual item is substantially identical.