This cap and gauge combination is a proven performer, offering years of durable service in the field. The all-plastic cap is the largest offered and requires one full turn of thread engagement. The gauge has multiple dial selections and can be custom calibrated to fit reservoir configurations. The product is induction welded for long-lasting durability and performance.

Quick Facts:

• Plastic cap with multiple vent options
• Wide diameter for easy fill; largest cap offered
• Variety of graphics available
• Common thread size
• Thermoplastic indicator-multiple colors
• Multiple dial options
• Custom calibration to fit reservoir configurations
• Induction welded for lasting durability
• For use on plastic reservoirs