The B Braun 457503 is a high-quality, high-flow extension set designed for medical use. It features a 4-way stopcock with a Luer-Activated ULTRAPORT Port and a Female Luer Lock Port. The set also includes a 20″ extension tubing and a removable 6″ extension tubing with a Luer Lock Connection for added flexibility and convenience. A slide clamp and SPIN-LOCKĀ® Connector are included for secure and easy connections. The extension set is DEHP-Free and Latex Free, making it safe for patients with allergies or sensitivities. With a priming volume of 4.56mL and a length of 29″, this extension set is designed to meet a variety of medical needs. It comes in a case of 50, making it a cost-effective choice for healthcare facilities. Please note, this product requires a prescription.