Dial sizes: 2", 2.5"
Case type: Black steel case, with black steel bezel
Window: Plastic window
Face and pointer: Aluminum finish
Movement: Brass
Tube: Brass or phosphor bronze tube
Connection: Brass bottom connection with steel or brass chrome-plated gas test body
Thread: 3/4" NPT female
Accuracy: +/-3-2-3% of FSD
Pressure ranges: 0-15-200psi
Restrictor: Standard for all ranges