100mm LCD Display Lower/Back Mount Stainless Steel Digital Manometer with Two Units ZG1/2'',G1/2'',1/2'' NPT ±0.1/0.2/0.5% Accuracy

109mm LCD Display High Precision Digital Pressure Gauge with Lower/Back Mount ZG1/2'',G1/2'',1/2'' NPT ±0.1/0.2/0.5% Accuracy

250mm Economical Lower Mount Steel Case Pressure Gauge ZG1/2'',G1/2'',1/2'' NPT ±1.6% Accuracy

200mm Economical Lower Mount Steel Case Manometer ZG1/2'',G1/2'',1/2'' NPT ±1.6% Accuracy

150mm Economical Lower Mount/Back Mount /Flanged Steel Case Pressure Gauge M20*1.5,G1/2'',1/2'' NPT ±1.6% Accuracy

100mm Economical Lower Mount/Back Mount /Flanged Steel Case Manometer M20*1.5,G1/2'',1/2'' NPT ±1.6% Accuracy

63mm cheap Economical Lower Mount/Back Mount /Flanged Steel Case Pressure Gauge made in China 1/4'' NPT,G1/4'',ZG1/4''

40mm(1.5inch) Economical Lower/Back Mount bottom/back connection black Steel Case Pressure Gauge 1/8'' NPT,G1/8'',ZG1/8'' ±2.5% Accuracy