IKN LP Style Guitar Tune-O-matic Bridge for Bridge Replacement,Chrome Regular saddle bridge for LP style guitar or similar guitar. The distance from the center to the center of the two post is approx.73mm. The distance from E to E is approx. 52mm. Material:Zinc alloy and Brass Rollers, Color:Chrome. Package Include: 1pcs Tune-O-matic Bridge with Studs.