... 55mm, 65mm, 85mm, 100mm, 125mm Rail length; Max. 6m/pc Production according to customer's request, block and rail assembled for ... Characteristic: Heavy load, low noise, high speed, high accuracy; Normally used for machining center, grinding machinery, heavy machinery etc.SHANDONG TONGYA TRAFFIC SAFETY FACILITIES ... ,NO.Foutteenth tariff-free zone,Qingdao develpment zone,China. High Quality Linear Guide