... filled pressure gauge 2.S.S case,Brass connection,S.S crimped bezel, 3.0-10bar,1/4NPT ... etc. 63mm(2.5") Oil filled pressure gauge ... , 2.0"(50mm), 2.5"(63mm), 3.0"(75mm) ,4.0"(100mm),Pressure Range : -1~0bar to 0~400barAccuracy : ±1%, ±1.6%, ±2.5% ... Silica gelOPTION 1. With red mark adjustable pointer , 2. With othe unit according requirement, such as bar, ...