Aeroquip components are an excellent choice for high quality performance plumbing projects. This package of 5 sleeves allows you to replace the sleeves on size -03 Aeroquip fittings for Teflon Racing Hose. These replacement sleeves are made from high-quality brass, which resists corrosion, and each package contains five pieces. Please note: Eaton Aeroquip fitting tolerances are engineered to match Eaton Aeroquip hose tolerances. The use of Aeroquip fittings on hose supplied by other manufacturers and/or the use of Eaton Aeroquip hose with fittings supplied by other manufacturers may result in the production of unreliable and unsafe hose assemblies and is neither recommended or authorized by Eaton.