-10 AN Twist-on (Dynamic Swivel) Hose-End; Earl's UltraPro Series hose-ends are manufactured from premium materials to be light weight and rugged and are perfectly matched to Earl's UltraPro Series hose. Earl's UltraPro Series hose-ends feature ultra high-strength 2024-T8 aluminum in high-stress components, and flourolastomer internal seals which are chemically resistant to all known fuels, oils, and coolants.;.
