This is the Zeagle DIN to Yoke Adapter Features: Quick Convert of DIN to Yoke Regulator Great Travel Item Corrosion Resistant Chrome Plated Marine Brass Durable Plastic Handwheel Knob Rubber Dust Cap Easy to Install, No Tools Required Pressure Rating: 230 bars (3,442 psi) Great Save-A-Dive-Kit Item The Zeagle DIN to Yoke Adapter allows you to change DIN fitted regulators to fit standard yoke type tanks in seconds, without tools. This allows DIN type regulators to be used with any tank. Adapter is made from durable corrosion resistant chrome plated brass with a plastic hand wheel knob and rubber dust cap assembly. The Zeagle DIN to Yoke Adapter makes a great save-a-dive-kit item.