Size: 1/2 inch can tap, 1/4 inch SAE port. Excellent Quality: Made of high-quality metal and not easily damaged. Great Sealing: Features a reliable hose that helps prevent leaks during use. Wide Applications: The charging hose is suitable for AC and HVAC systems. Quick Installation: Easy to install and connect with no waste. Color: Blue + Silver Material: Metal Package Contents: 1 x R12 R22 R134A charging hose with gauge 1 x BPV31 piercing tap valve kit 1 x hex wrench Notice: The color of the washer is random; specific color requests cannot be accommodated. Only the items listed above are included; other products are not included. Note: Light reflection and differences in display screens may cause slight variations between the color of the item in the image and the actual product. Measurement may vary by +/- 1-3 cm.