Sierra 69725P Eclipse Series OB Twin Engine Gauge KitFeatures: Gauge Description: Twin Engine Add On OB Gauge Kit; Gauges: 2 Gauge set; Instruments available for most outboards, stern drives and gasoline-powered inboards; Scratch-resistant domed glass lenses; Perimeter lighting for excellent readability at night; U.S. and metric scales, with ISO symbols, where appropriate; Optional add-on eyebrow or square bezels available (see Gauge Accessories for details); Contains: 68408P Voltmeter; 68399P 7K Tachometer;