1Set Guitar Double Locking Bridge Black Locking Nut For Floyd Rose ReplaceMusical Instruments，Guitars & Basses，Guitar Accessories，Guitar Parts，BridgesMaterial: Alloy， copper and steel String Spacing: 10.8 mm Locking Nut Size: 1-5/8' (43 mm) Color: BlackPackage includes:tremolo bridge x 1 whammy bar x 1 body mount claw x 1 studs x 2 allen wrenches x 2 screws x 2 springs x 3 lock nut x 1(All the part pls reference the pictures，Thanks!)