Discover the robust and reliable Adapter Fittings from Allstar Performance. These fittings seamlessly connect a 4 AN male to a 7/16-20 male O-ring, offering a direct and steady flow. Made from durable steel with a protective zinc oxide coating, these adapters are perfect for automotive applications. Sold in pairs, they are designed to withstand high pressure and provide a secure connection every time. With dimensions of 4.5 x 3.5 x 0.65 inches, they are compact yet highly effective. Ideal for enthusiasts and professionals seeking top-notch fitting solutions.