Dual-Gauge Regulator for 300-Bar (and 200-Bar) BOC cylinders, including 2M extension hose and inflator nozzle.

• Intended for large volume inflation of intricate foil balloon shapes.
  
• One gauge shows the cylinder contents, and the second gauge shows the outlet pressure.
• A control knob allows the output pressure to be adjusted.
• Complete with quick-release fittings for easy assembly and change-over replacements.

_{Illustration for reference purposes.}