Quote Originally Posted by ARY
What is the most compact DIN valve with knob assembly, i wonder? Who makes it?
Either the OMS V-136 or the discontinued Scubapro 232bar valve. You see the SPs on eBay from time to time. The OMS has a projection opposite the knob which makes the tank easier to carry, but it doesn't poke out so far as to make it a hazard.

MK7