Dial size:1.5"(40mm),2.0"(50mm),2.5"(63mm),3.0"(75mm),4.0(100mm)
Case type: polished 304 stainless steel case and roll ring 
Window: polycarbonate window
Face and pointer: quality steel finish
Movement: brass
Bourdon tube: brass or phosphor bronze tube
Connection: brass, bottom connection&one piece connection
Thread: 1/8”,1/4”,3/8”,1/2”BSP, NPT, BSPT or according to the customer’s request
Accuracy: ASME Grade A
Pressure range: -30”-0-10000PSI
Fill medium: glycerine or silicone oil