Enhance Your Vehicle's Performance with Our Durable Coolant Expansion Tank Bleeder Screw - **Brand New and Durable**: This coolant expansion tank bleeder screw is 100% brand new and built to last, providing reliable performance and longevity for your vehicle's cooling system. - **Precision Machined**: Crafted from solid billet brass, this bleeder screw offers exceptional durability and resistance to corrosion, ensuring optimal functionality and an extended service life. - **Ready to Install**: Comes with a rubber O-ring already installed, this bleeder screw is designed for easy, hassle-free installation, saving you time and effort. Upgrade your vehicle with our high-quality coolant expansion tank bleeder screw, designed for durability, precision, and ease of use, to ensure your cooling system operates smoothly and efficiently.