This low-side service port cap is designed to protect the service fitting on #10 A/C lines, keeping dirt and debris out of the charging port while providing a clean, finished look. It’s a simple but important component for maintaining proper air conditioning system serviceability.

• Fits low-side #10 A/C service ports
• Helps protect the Schrader valve from dirt and contamination
• Designed specifically for standard #10 service ports
• Not compatible with E-Z Clip or braided line service ports
• Sold individually