You know what, somehow I always missed seeing that. I only ever saw the flash sync port. Learn something new every day. I always wondered why a studio camera would need a grip to use a cable release.
Originally Posted by Colin DeWolfe
The Mamiya 645 system is excellent, but I sold my Pro TL after about a year of use. I much prefer leaf shutter lenses because they flash sync at all speeds. That's why I'd recommend the Bronica ETRSi.