KAHLER Fixed 7440 Adjustable Spacing Bridge This was take from a late 80s custom bass. It appears to be Gold plated Brass. It has some decent soild weight to it. 4-string bridge Designed with 6 way adjustable saddles: side to side for perfect string spacing; front to back for accurate intonation and up or down for ultimate action and radius matching. Easy installation and string up. String spacing can range from 13.69mm 22.15mm 94mm by 53mm 13mm high for lowest set of action 15.25mm spacing between the 4 mounting screw holes. a 5th mounting screw hole is at the bottom end of the E string side. $50 shipped Con USA Paypal.