Extension Set, Large Bore 4-Way, 3-Port Manifold with Check Valves, 1.4ml, (2) Interlink Injection Sites, Male Luer Lock Adapter with Retractable Collar, 6.1 ml, 41" Length, Non-Pyrogenic, Contains DEHP, Sterile, 48/cs (Rx) (Continental US Only, Excluding — medical supply from Hart Medical.