Stainless Steel 304 Pneumatic/Gas Pressure Gauge To Suit O2, Co2 & Lpg/Bcg Pipeline. Dial Size 4 " , Open Front Cylinder Case. Range 0-60 Kg/Cm2, L.C. 2 Kg/Cm2 Bottom Male 1/2 " Bsp Thread Degr Eased . Supply With Nabl Approved Calibration Certificate [ Warranty Period: 30 Months After The Date Of Delivery ] ]