Bridge Plate Dimensions= 3 5⁄32 in. wide (80.4mm) X 1 ¾ in. (44.25mm) length Overall String Spacing= 2 ¼ in. (57mm) Plate Thickness = 5⁄64 in. (2.2mm) Individual Saddle Width = ¾ in. (19mm) Baseplate Material = Steel Saddle Material = Zinc alloy