The product is a vintage high-performance idler arm manufactured by MOOG with the part number K5107. It is a New Old Stock (NOS) item suitable for Oldsmobile cars from 1963 and 1964. Made in the United States, this idler arm is designed for superior steering and suspension performance. Its NOS (New Old Replacement Stock) status indicates that it is a new, unused part that has been sitting on shelves for several years, making it ideal for vintage car restoration projects. As shown 1963 and 1964 Oldsmobile high performance idler arm. Rubber boot and grease nipple as well included