With unlimited travel lengths and mounting hole flexibility, Thomson shaft rail and low shaft rail assemblies offer easy installation of your linear race. The right fit for any application, the LinearRace Shaft Rail Assemblies are available with industry standard pre-drilled radial holes, drilled to match Thomson drilled and tapped shafts. Extra XSRA rigid ductile iron type is also available for maximum rigidity. Features include: Low envelope LSRA type available for compact, rigid linear motion systems Extra XSRA rigid ductile iron type available for maximum system rigidity Available with industry standard pre- drilled radial holes drilled to match Thomson drilled and tapped shafts (PD) Round Rail Linear Guides & Components Brochure