Great price, superb performance.
Most 2nd stage demand valve regulators are calibrated and then tuned for middle of the road performance. Non adjustable 2nd stage do not allow the diver to choose the performance level they would like from their regulator
The Ocean Design adjustable 2nd stage allows you to increase the performance of your regulator with the twist of a knob. This gives you the choice you need if you either choose or end up in a situation where extra performance or air maybe needed.
Key Specifications/Special Features 2nd stage: