The Rexroth R044359401 is a standard series Linear Bushing KB designed for high-precision linear motion applications. Manufactured by Bosch Rexroth, this component is engineered for reliability, low friction, and a long service life. It features a compact, unsealed design with a polymer ball retainer, making it suitable for a wide range of industrial automation, machinery, and material handling systems where smooth and accurate guidance along a shaft is required. Its hardened and ground outer sleeve ensures durability and consistent performance under load.