Durable Metal Clamp Nut Block Guitar Strings Locking System with Screws Tremolo Bridge String Locks

Label:Yes Size: As shown Material: Metal Item: Guitar Strings Locking System 100% brand new and high quality. Color: Silver/Black/Gold(As shown) Specification: Item's color might be different from the picture because of the aberration. This is a top mount design in which the mounting screws go through the top of the unit. This is the larger sized 42mm locking nut which can be used with your double lock system,or it can be used in other designs also.

Package Included: 1set Locking Nut 42MM