2 Pack Hose Barb Fittings Reducer, 5/16″ to 3/8″ Brass Hose Barb Reducer with 4
Multi-Purpose: The brass hose barb reducer fittings can withstand high temperature and pressure. Suitable for connecting dissimilar hose ID in fuel, water, oil, and air systems. Material: Made from solid brass, anti-rust for long-lasting use.