Logan Cos-Tools XT3000 Channel Rail 20" $42.26 Quantity discounts available QuantityPrice SKU: LG-XT3000 Quantity -+ Add to Cart Details Aluminum 20" rail features channel rail on one side and 20" (51 cm) scale on the other. Available scaled in standard or metric version. Channel rail i... Details Back DetailsAluminum 20" rail features channel rail on one side and 20" (51 cm) scale on the other. Available scaled in standard or metric version. Channel rail is compatible with Cos-Tools.