The Bosch Rexroth R151328012 is a high-precision Ball Runner Block from the FNS (Flanged, Normal length, Standard height) series, engineered for demanding linear motion applications. Constructed from robust steel, this runner block ensures exceptional durability and performance. It features a high preload (Class C3) for maximum rigidity and minimal deflection, making it ideal for high-precision tasks in machine tools, automation, and industrial robotics. The R151328012 is equipped with standard seals and an additional front seal, providing excellent protection against contamination and ensuring a long service life. This component is designed to run on corresponding Rexroth ball guide rails, delivering smooth, low-friction, and highly accurate linear guidance.