Vale 63Mm Centre Back Connection Pressure Gauge BsppVale 63mm centre back connection pressure gauge BSPP with Indanc. This 1/4 BSPP connection pressure gauge comes in pressure ranges 0-30 to 0-10000 psi.Note: Image is for illustrative purposes only and may differ from the actual productNote: Image is for illustrative purposes only and may differ from the actual product