The ICU Medical B33187 is a high-quality extension set designed for medical use. This product features a small bore design and comes with a MicroClave. The extension set measures 7 inches in length and has a volume of .22mL. It is designed to facilitate a secure and reliable connection for medical procedures. This product comes in a case of 50, making it an economical choice for hospitals and clinics. Please note that this product is intended for single-use only.