Features: 1.Every product has a unique Manufacturing Part Number label on the inner package that proves it has been qualified,which include Part Number,Model Number and inspection date information;2.If you have any questions about the item,please provide us the Manufacturing Part Number for checking,your profits will be guaranteed.3.Prevent screws from slipping: High-quality internal gears and guitar tuning shafts can effectively prevent screws from slipping. Guitar strings that are well tuned are less likely to loosen.4.Using these pegs, you can tune your guitar strings quickly and accurately. Highly reliable for easy, smooth and precise tuning.5.Elegant and : Made of qualified zinc alloy and acrylic, these guitar pegs have an elegant and professional look and are sturdy and to ensure long-term use.Specifications:Material: Zinc AlloyColor: Gold Black & BeigeBrand name: BQLZRSize: 115x42mm/4.52 inchx1.65 inch (LxW)Weight: 180 gPackage include:2 x Guitar Tuners Machine Heads8 x Screws1 x Screwdriver