Linear Bushings and Shafts Inch Series - Precision Series The Rexroth Standard Linear Bushing consists of: A hardened and ground outer sleeve Low noise resin ball retainer Balls made of quality anti-friction bearing steel Available integral seal design Also available in corrosion resistant material Types: Closed Adjustable Open Advantages: Low friction High running speeds Sturdy, solid steel construction suited to industrial workshop environments Insensitive to dirt, an important feature for industrial environments More Details: Precision Series, with Steel Sleeve