... 4.High precision,high loading Product DescriptionLinear guide is consisted of rail, block, rolling elements, retainer, recirculator, seal etc. By ... cage) Size: 35mm, 45mm, 55mm, 65mm, 85mm, 100mm, 125mm Rail length; Max. 6m/pc Production according to customer's request ... , block and rail assembled for the shipping. Characteristic: Heavy load, low noise, ...