10Pcs R134a 13mm And 16mm Air Conditioning Service AC System Charging Port Caps Feature: 1.100% Brand new and high quality. 2.Suitable for car air-conditioning replacement and maintenance. 3.5 caps high side port 16 mm ,and 5 caps low side port 13mm. 4.Pressure resistance, corrosion resistance. 5.Universal fit for most of vehicles. P roduct description: Dimension: 13mm+16mm Material:Plastic Color:Black 1.We provide clear pictures, measurements where possible. Please check as much as possible to make sure the item is the one that you need. 2. Please allow 0.5-1 inch difference due to manual measurement.(1 inch=2.54cm) 3.The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding. 4.Instruction is not included.Professional Installation Is Highly Recommended! Package Content: 10x Charging Port AC System Caps