Chrome-plated bridge assembly includes six fully adjustable saddles, six intonation screws and springs, and two bridge posts with adjustable allen screws. Includes two "thimbles" that fit into guitar body and 1.5mm wrench to adjust the two black pivot screws in the bridge posts and the individual saddle height screws. Thimbles measure 12.02mm diameter on the upper lip that rests on the body, 8.97mm diameter on the portion of the thimble that goes into the body, 21.60mm length overall. I measured 72.20mm center to center between the two allen screws. Used on the Kurt Cobain Mustang® and other models. Made in Korea. Brand New. Genuine Fender 0081239049. UPC 885978928255. Photo may not reflect current Fender packaging.