BXS Scuba PVD PRO 3442 PSI Reserve Valve ReviewbP PP XS Scuba PVD PRO 3442 PSI Reserve Valve POld School "J" valve - 600 psi +- 100 psi reservePMil-Spec black Physical Vapor Deposition finishPStandard yoke outlet with spin-out DIN insert converts to 230 bar DIN outletP34"-14 NPSM standard inlet threadsPDip tube included.