Nikon PB-6 with PS-6 lens mount_Mamiya 6 you can toss the holder

you can toss the holder into a warm pocket and minimize the effect of extreme cold weather on the function of your battery-powered camera

Includes battery and USB charger- but you can charge this camera from most USB-C outlets

and they also built the original Singlex for Ricoh- both with an F mount

Attaches to your enlarger lensboard with the smaller 32mm thread sometimes found on compact enlargers: this will not fit an a standard 39mm thread

But It's been modified

Nikon PB-6 with PS-6 lens mount_Mamiya 6 you can toss the holderThe NIkon PB 6 is a sturdy late model bellows with autodiaphragm operation and a built in stage focusing system. Accepts any Nikon F mount lens; the camera end is a standard F mount but practical compatibility will depend on the shape of your camera (some bulkier AF and digital cameras will require an additional extension tube not included to clear the back of the rail). In excellent condition, with only light cosmetic wear. Includes PS 6 slide