Gauge Cock (AGC) Construction SS 304, SS 316, Brass, Carbon steel & Other material on request Thread Connection M20 14", 38", ½ " BSP & NPT and other threads on request Pressure Range 1.6 to 420 kgcm2 & other ranges on request Options 2 way, 3 way, 4 way, Both Male and Female, With vent hole