Original Martin-Decker weight indicator/pressure gauge, dual pointer (red and yellow) design, 4 to 1 ratio, 0-4000 range. Made in USA. Correct for drilling rig weight indication and pressure monitoring. Correct for oilfield, drilling and well service operations. Genuine Martin-Decker quality, trusted brand in the industry.
Available at Wat Mosco Technical Services, Building Materials Market, Mile 3, Port Harcourt