The ICU Medical 42343-02 is a single half spike with an inline design. This product is used in medical settings for the administration of fluids or medications. It is designed to puncture and securely connect to IV bags or bottles, allowing for a controlled flow of solution. The inline design of this spike ensures a direct and unobstructed path for the fluid, reducing the risk of blockages or interruptions. This product is sold in packs, making it a cost-effective choice for healthcare facilities.