Features: Ensure precise and stable pressure output with our Double Welding Gas Gauges, featuring Oxygen (CGA540) and Acetylene Regulators, designs for simple compatibility with most Style torches set . Crafted from brass, these regulators offer high accuracy adjustment for easy monitoring, ensuring long service Performances in demanding environment . Ideal for professional welders, metalworkers, and hobbyists who require reliable gas regulation for their welding tasks, providing safety and efficiency in every use. Perfectly suited for various setting such as workshops, industrial site, and home garages, these regulators ensure best Performances whether you're working on small repairs or large scale projects. With a user friendly design that includes CGA540 fittings, this regulator combo offers hassle frees installation and operation, making it essential tool for any welding devotee or professional. Specifications: Material: brass Diameter: about 70mm/3inch High pressure: 0-4000PSI Low pressure: 0-200PSI Package Includes: 1xOxygen Regulator note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.