While I love my Hasselblad 500C/M, I have had issues with film backs for it: I ended up buying a “new” to me film back which arrived while I was out of town. I went out for a quick test shoot yesterday morning at Todmorden Mills, and happily the back is working OK 🙂
Hasselblad 500C/M, 80mm/2.8 Planar
Kodak TMax 100 film