Bosch Rexroth R044520331 MSA-012-SNS-H-MA-00 900MM Mini Guide Rail

The Bosch Rexroth R044520331 MSA-012-SNS-H-MA-00 900 mm Mini Guide Rail is the NRII miniature ball guide rail in the SNS standard (R0445 series), supplied without a cover strip and compatible with mini runner blocks R0442 and R0444. This size-12 rail is 900 mm long, rated in high-accuracy (H) class, and designed for precise, low-friction linear motion in compact assemblies. The rail is made from rust- and acid-resistant material in line with ISO 683-17 / EN 10088, with a mass around 610 g and an Lmax of 1,000 mm for factory-coordinated mating sections; longer one-piece lengths (up to 2,000 mm) may be possible by special arrangement.