Pneumatic Air Pressure Gauge Meter Y40 PT1/8" Y50 PT1/4" Manometer Mini Portable Dual Scale Dial - AliExpress
Beduan Air Pressure Gauge for Air Compressor 37mm 40mm Dial 0-160 Psi 0-11bar Center Back Mount, 1/8' Apt G1/8 Black Case 0-140psi 0-150psi 0-10bar 0-100kpa - China Pressure Gauge, Vacuum Pressure Gauge
Pressure Gauge 40mm Dial 1/8" BSPT Bottom Mount 15,30,60.100,160 200, 300 PSI & Bar for Air, Gas, Water, Fuel , Liquid
Amazon.com: 40mm Dia 0-60psi / 0-4bar Dual Scale Pneumatic & Hydraulic All Purpose Pressure Gauge Meter Manometer Gas Water Oil Pressure Tester Piezometer 1/8"BSPT Brass Internal : Industrial & Scientific