Quickly check your Regulators Intermediate Pressure

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Attach to standard low pressure quick-disconnect BC inflator hose

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Reads up to 300 PSI (21 kg/cm2)

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Protective Rubber Boot

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Size: 1 5/8u0026#34; wide

nA great aid for the diver that like his equipment in top working condition before the dive trip, A must have accessory for scuba diver, divemaster, and instructor.