Faria 2" Heavy Duty Oil Pressure Gauge - 80 PSI - Black Dial & SS Bezel Jacket or your favorite radio pop

or your favorite radio pop station

410 and EN ISO 8846 MARINE (Ignition Protection Standards)

1 x Speakers with grilles

Fits below all Composite and Aluminium PowerTower bases

Stores a wide range of history events in internal memory

Faria 2" Heavy Duty Oil Pressure Gauge - 80 PSI - Black Dial & SS Bezel Jacket or your favorite radio pop2" Heavy Duty Oil Pressure Gauge 100 PSI Black Dial & SS Bezel A pressure gauge operates by sending a low amperage current through the gauges' meter to the ground via a sending unit with variable resistance. The resistance of the sending units increases or decreases with the changes in pressure, temperature, etc As the sender's resistance varies, the amount of current allowed to flow through it to ground changes and the meter deflects, showing the