WD Gotoh New Style Nashville Tune-O-Matic Bridge - Black Similar to the Gibson ABR-1 bridge, except with a longer saddle throw for better intonation adjustment. Comes with threaded inserts and thumbwheels. String Spacing: 52mm (2.04in. or 2 3/64in.); Post spacing: 73.66mm (2.9 in. or 2 29/32in); 4 mm studs commonly used on US production instruments Slotted Saddles; Durable Black Finish; Fully Adjustable Includes Studs and Thumb Wheels; Stamped: 'GOTOH JAPAN' Note: This bridge does not fit Epiphone Sheraton guitars.