This is the Atomic Aquatics T3 Yoke to DIN Conversion Kit Titanium Features: Fits: Atomic T3 Titanium Regulator Allows regulator use with HP cylinders Titanium construction Less weight on weight system Great for traveling divers Easy to install Service pressure: 300 bars (4350 psi) This kit will allow you convert your yoke Atomic Titanium regulator cylinder valves and increase bottom time with this 300 bar (4350 psi) DIN conversion kit.