... .High quality and best price; 2.80% products was exported; Black case and red point 50mm bourdon tube pressure gaugeProducts Description1,Diameter ... :40mm,50mm,60mm,75mm,100mm,150mm,200mm;2,Case:Black plastic case and red point;3,Connection:Brass material,stainless steel ... .25~1.25MPa;7,Accuracy:1.6 and 2.5. Black case and red point 50mm bourdon tube pressure gauge