Item Type: String Lock_x005f_x000D_Material: Metal_x005f_x000D_Color: Silver_x005f_x000D_Size: Approx. 42mm / 1.7in 16 STRING LOCK: This 42mm string lock is suitable for 6 string headless guitars and is used to replace old or damaged guitar accessories. 2METAL MATERIAL: The string lock is made of excellent metal, with high hardness, corrosion resistance, wear resistance and long service life. 3COMPACT SIZE: The guitar string lock has reasonable size, which is convenient for installation and replacement without affecting the guitar. 4EASY TO INSTALL: Equipped with screws, the guitar string lock has standard mounting holes for easy installation, and ensure a stable structure. 5GLOSSY FINISH: The headless guitar string lock has a glossy appearance, which can be installed and used safely without hurting hands.