Fire extinguisher Guage

Features: Dial: 1" (25mm), 1 1/8" (30mm), 1 1/4” (32mm) or 1 1/2” (40mm), white aluminum with black markings Case: 304 stainless steel (1” (25mm) nickel plated brass) Lens: Watertight acrylic Ring: 304 stainless steel Pointer: Brass for ranges 3000 psi and below, 304 stainless steel for ranges 4000 psi and above Wetted Parts: Brass for ranges less than 3000 psi, Beryllium copper for ranges 0-3000 psi, AISI 304 stainless steel for ranges 4000 psi and above Connection: 1/8” and 1/4” NPT Accuracy: 3%-2%-3% Other: Optional gauge boot: rubber for added protection