FLOYD ROSE Style Guitar Locking Nut / String Clamp Screws - QTY 3 - BLACK Alloy Steel - MonsterBolts Set of 3 Black Alloy Steel String Clamp / Locking Nut Screws Perfect for: Ibanez, ESP, Schecter, Jackson, Kramer, or any other Locking Nut assembly. Class 12.9 - Black Alloy Steel - for Extreme strength and Durability NOTE : Nut Shown in last photo for example only. Only screws included.