PRO V3 Regulator Features:

• Patented Technology
• Parts Kit Included
• O-Ring Fill Valve / OFV
• Factory set to 550 PSI
• 550-750 PSI adjustable with shims
• Aluminum or Stainless Steel Bonnet
• Rotational Bonnet for gauge and fill nipple ergonomics
• Dual O-Rings
• User Friendly
• Made in the USA
• Direct USA Factory support