[SUPERIOR MATERIAL] Crafted from aluminum alloy and copper, these valve cores combine durability with excellent craftsmanship, ensuring a reliable performance that stands the test of time. With their robust construction, they're specifically designed to avoid breakage or deformation during use, providing long-lasting service for your vehicle's air conditioning system. [EASY INSTALLATION] Designed with user convenience in mind, the automotive air conditioning valve cores are incredibly easy to install and use. You can quickly replace your worn-out or damaged cores without any hassle, allowing you to restore optimal functionality to your car's air conditioning system without wasting time on complicated procedures. [COMPATIBILITY] This 20-piece set is specifically tailored for vehicles, ensuring a perfect fit and function. These valve cores provide excellent pressure resistance, making them an ideal replacement for your car's air conditioning system and allowing for prolonged and efficient usage without compromise. [QUICK REPLACEMENT] Save valuable time with our perfect replacement valve cores. They allow you to seamlessly switch out old or defective cores, helping you maintain the efficiency of your vehicle's air conditioning system with minimal effort. It's a straightforward solution to avoid the nuisance of air conditioning failure on the road. [VALUE PACK] This package includes 20 car air conditioning valve cores, providing you with ample supply for your needs. Whether you're a enthusiast or a professional mechanic, you can stock up on these essential components and ensure you're always prepared to tackle repairs or replacements whenever necessary., Manufacturer: Jelquix