Brass Hose Barb Reducer, 3/8″ to 5/16″ Hose ID, Reducing Barbed Hose Splicer Men
√【Connetion】Hose Barb on both ends that can connect with two different ID hoses or tubings. Barbed retracting locks for easy slide-back connecting and disconnecting. √【Size】3/8″ Hose Barb to 5/16″ Hose Barb.