Features: Precisions engineered with high strength iron, these electric guitar bridge screws ensures stable tuning during intense play. Featuring corrosions resistant construction and machine grade durability, the tremolo bridge pillars withstand frequent string changes. Ideal for musicians and studio technicians requiring safe hardware for performances grade instruments needing regular bridge adjustments. Performs flawlessly during extended stage shows or high pressure recording where consistent intonation is critical for professional sound output. Universally suitable for electric guitar brands' double locking bridge assemblies, these pillar screws enable quick installations without other tool. Specifications: Materials: Iron Color Optional: 3 Color are Available as Shown in the Picture. Package Weight: approx.30g Size: Mixed Size Package Includes: 1 Set of Guitar Bridge Screws note: Please allow 1-2cm error due to manual measurement. Please make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks!