ST1 DIN Sealed, Gray
THE WORLD’S ONLY STAINLESS STEEL REGULATOR Beautifully machined. Beautiful performance. And it keeps the oceans beautiful, too. As the first “Green” regulator ever designed, the ST1 is made of a special grade of 316 Stainless Steel that is 100% recyclable. The ST1 offers superior corrosion-resistance and does not require Chrome or Nickel-plating processes that create environmental concerns.