The Ashcroft’s (USA) Type 1020S pressure gauge is specifically designed for monitoring pressures on “Christmas tree” control assemblies located on top of oil and gas wellheads. This rugged 4 ½” diameter gauge is constructed with stainless steel exterior and wetted parts to resist the potentially damaging effects of petroleum pressure media. Equipped with the proven Ashcroft® rotary movement, the Type 1020S “Xmas Tree Gauge” provides years of dependable service in harsh operating conditions.