Sierra 61238P Amega Series 2" Water Pressure GaugeHottest selling black dial line! Amega Domed has clean-looking black dials with white and red graphics plus through-dial and perimeter lighting for great readability. Amega has been very popular, available in several styles since its debut in 1986.Features: Black dial, red graduations, white numerals, vivid white pointer staff.; Scratch resistant curved glass lenses, with black, near-flush bezels.; U.S. and Metric Scales, with ISO symbols, where appropriate.; Perimeter and thru-dial lighting.; A comprehensive array of outboard water pressure instrument kits.; Optional add-on square bezels for modular appearance.; Specifications: Dial Range: 0-30 PSI; Gauge Description: Outboard Water Pressure Kit includes fittings and 20 feet of tubing; Size: 2"; Sender Code: Includes ''WP'';