Item Name: Weld Assembly Pressure Reducing Gulator Argon Gas Meter Gas Valve TIG Welding. Package size : 18 x 15 x 12cmProduct weight : about 520gMaterial : CopperProduct Size : as picture showsProduct name : Energy saving argon gas meterIntake thread : CGA580Item model number : AR-191 External threadAir outlet : 8mm100% brand new and high qualitySuitable range : Argon cylinderNotice:1. The real color of the item may be slightly different from the pictures shown on the website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data. Thank for your understanding.3. 1cm=0.39''. Package Included: 1x Argon Gulator *Please make