2PCS AC Low Pressure Port Cap with O-Rings,Brass AC Service Valve Cap Set (High & Low) for Dustproof & Leak Protection,Heavy-Duty Ac Line Caps Car Accessories for R134a System

BRASS H/L CAP, DUSTPROOF AND LEAK-PROOF. PROTECTING YOUR AC SYSTEM STARTS WITH THE DETAILSProduct AttributesColors: Copper-coloredHigh-pressure Cap Sizes: 0.75 × 0.75 × 0.47 inchLow-pressure Cap Sizes: 0.63 × 0.63 × 0.47 inchWeight: 0.78 ozMaterial: BrassPackaging: 2* Car AC Valve Caps Package Sizes: 4×3.1×0.28 inchProduct Feature & FunctionsBrass Construction: High strength, heat resistance, and resistance to aging; resistant to cracking and deformation; significantly longer lifespan than plastic capsClear H/L Markings: Distinguishes between high- and low-pressure connections; comes with O-rings for superior sealingNo Tools Required: Three-step installation (locate the connection → screw on the cap → tighten by hand); easy for beginners to operateDust- and Leak-Proof: Blocks dust and water from entering the piping, avoiding refrigerant leaks and reducing air conditioning malfunctions

• Dust and Leak Protection: Not only does it block dust, water, and debris from entering the piping to avoid blockages, but it also protects against accidental leaks. As premium air conditioning parts, they reduce the likelihood of air conditioning system failures
• Exact Sizes: You will receive 2 brass car AC valve caps (1 high-pressure cap measuring 0.75 × 0.75 × 0.47” with an ID of 0.66”; 1 low-pressure cap measuring 0.63 × 0.63 × 0.47” with an ID of 0.53”). Please carefully verify the size specifications before placing your order for these AC line caps
• Clear Markings: The H (High Pressure) and L (Low Pressure) markings are clearly distinguished to avoid incorrect connection. As a professional AC service valve cap, it comes with an O-ring of the appropriate size, providing enhanced sealing performance after installation
• Brass Material: Crafted from brass, this AC cap offers superior strength, heat resistance, and durability compared to traditional plastic caps. It is resistant to cracking and warping, remaining stable even under the high-temperature, high-pressure conditions of the engine compartment
• Easy Installation: Complete the installation in three simple steps: Locate the AC H/L ports → Screw on the protective cap according to the markings → Tighten by hand. This AC valve cap does not damage the original vehicle structure and is easy for beginners to install