These 3-Way Ball Valve Stopcocks are a versatile and reliable solution for fluid control in experimental research, laboratory setups, and hobby projects. Each unit features a durable plastic construction with a clear body that allows for easy visual monitoring of flow direction. The 3-way ball valve design provides precise control over fluid routing, while the threaded Luer connectors with a 6mm thread size ensure a secure, leak-resistant connection. The distinctive blue handle offers a comfortable grip for smooth, one-handed operation, making it easy to switch between flow paths quickly. Male lock water valve ports provide added stability and prevent accidental disconnection during use. The disposable construction makes these stopcocks ideal for single-use applications where sterility and convenience are priorities. Each pack includes 6 pieces, giving you plenty of units for multiple setups or experiments. Whether you are working on a lab project, DIY fluid system, or hobby application, these 3-way stopcocks deliver dependable performance and easy handling every time.