The PHONOGRAPH NEEDLE N429-sd is a high-quality, black diamond needle designed for use with Motorola SK-650, SK-555, and SK-556 turntable models. Made by Astatic in the United States, this needle is a compatible product line for Motorola records players, ensuring optimal performance and durability. Perfect for those looking to replace their current needle with a reliable and efficient option, this product offers a seamless listening experience with a touch of luxury.