HomeScrew-in fitting for your Keyser RadiatorAluminum'-12-20 AN port to -12 AN male'-16-20 AN port to -16 AN male'-20-20 AN port to 20 AN male1-1/2"-20 AN port to 1-1/2" OD InletScrew-In Top Radiator FittingSKU: 100-16400-XX$20.95PriceStyleSelectQuantityAdd to Cart