This steering pressure ball is designed for use in the steering head bearing system of motorcycles.It fits models equipped with a 125CC engine and is compatible with YBR YB 125, YBR125, and YB125Z configurations.The bearing supports smooth directional movement and helps maintain precise steering control.It is built to function within the motorcycle's direction column assembly, facilitating under normal riding conditions.The race ball setup contributes to reduced friction and consistent performance in the steering mechanism.Important: This is an independent aftermarket part.Brand/model references serve only to show compatibility.