
High Precision Low Noise 45 Steel Sbs Tbs Linear Rails 1000mm SBR25 Cylinder Guide Rail Linear Shaft. Wide Diameter Range: Shaft diameter available from 3mm to 150mm for various applications. Customizable Machining: Options include stepped shafts, flats, key ways, tapped threads, and snap ring grooves. Durable Surface Treatment: Available with hard chrome plating or chrome-free options for corrosion resistance. High Hardness Material: Hardness reaches HRC55-65 via high-frequency quenching treatment for longevity. Versatile Length Options: Lengths range from 300mm to 10000mm to fit diverse industrial needs. Multiple Material Choices: Select from 45# carbon steel, Gcr15, or SUS440 stainless steel. Strict Straightness Control: Straightness tolerance of 0.05mm per 300mm length ensures smooth operation.