Exactly what I ordered
Good quality
It seems to work well and I think the metal "whistle" lasts much better than the plastic ones.
Fits what we intended
High quality valve.
din connector a bit new, ds4 twisted pretty rigidly into the valve the first time. is likely to be repaired after a couple of uses
Basic bottle valve. Running your business works as it should :)
is the neck thread a M26 thread or a 3/4 inch-14 pitch thread (USA style)