Mares SPG52 Scuba Diving Pressure Gauge - Professional Underwater Dive Instrument for Safe & Accurate Air Monitoring - Perfect for Scuba Divers, Snorkelers & Underwater Explorers

The SPG52 pressure gauge - 56cm hose., with features making it a premium item for technical diving. The double welding allows it to be used by technical divers without protective cover. Its copper bourdon tube mechanism allows it to never lose its calibration even in case of big shocks. It is supplied with a 56 cm hose to be used as the main tool in the technical configuration. Its compatible oxygen cleaning allows technical divers to use it even with mixtures with high percentages of oxygen.