The Pro-Ject 78rpm Pulley Set is designed for turntables that require a specific pulley mechanism to achieve optimal playback speed for 78 RPM vinyl records. This pulley set typically includes an adjustable motor pulley that allows users to switch between different speeds, providing the ability to play various types of records accurately. The set is generally made from high-quality materials to ensure durability and consistent performance. The installation process is usually straightforward, allowing users to quickly convert their turntable for 78 RPM playback without the need for extensive modifications. It promotes the accurate reproduction of sound and enhances the listening experience for enthusiasts of vintage records.