Diving products This gauge is designed for technical divers or alternatively for all types of diving. Nickel plated solid brass housing with extremely transparent empered glass, Copper beryllium bourdon tube mechanism and silver weldingRange graduations: 0-360 bar.Luminous easy to read dial design.Available in a wide 270 degree sweepMetric availableEN250 Certified HP Hose: 81.3 cm / 32"