The SEALFAST 4" Crimp Sleeve, ID 4--60/64, crafted from aluminum, is designed for lightweight yet robust connections in various applications. This crimp sleeve fits hoses with a diameter of 4 inches, ensuring a secure and leak-proof fit. The aluminum material provides excellent resistance to corrosion while keeping the overall weight low, making it ideal for mobile and portable systems. This sleeve is perfect for use in hydraulic and pneumatic applications, meeting industry standards for quality and performance.