... shock use, stainless steel case, roll ring and flange, polycarbonate window, brass or stainless Liquid Filled Gauge ... shock use, stainless steel case, roll ring and flange, polycarbonate window,brass or stainless steel internal and ... bspt 4) Material of the case, roll ring and flange: stainless steel5) Material of the connection and internal: ... PVC/Steel/Wood Pallet Liquid Filled Gauge with flange