Description: This heater hose connector use to hold up to plumbing task you have. Made of durable aluminum, corrosion resistant with long service life. Easy to install, no complicated tools required. The item is universal, fit for 1/2 inch NPT Heater Water hose or car Heater Hose Fitting Connector Adapter replacement. Specification: Color: Silver Tone Material: Chrome Plated Aluminum Thread Size: NPT 1/2 -14 Barb Adapter Outer Diameter: 18mm / 0.71'' Barb Adapter Inner Diameter: 12.7mm / 0.5'' Dimension: 44x44x23mm / 1.73''x1.73''x0.91''(L*W*H) Package Included:1 x 90 Degree Heater Hose Connector