Features: Set of 3 left+3 right/ 6 left/ 6 right guitar machine head tuners fits for almost all acoustic guitars and electric guitars. Golden/silver/black color, oval button, zinc alloy material, quality sealed tuning pegs, great replacement for your old, broken tuners. Gear Ratio: 1:14, with heavy duty internal gear, fit 10mm (0.39inch) standard machine heads hole. Package Includes: 6pcs x guitar machine heads; 6pcs x ferrules; 6pcs x screws; 6pcs x threaded bushings. Perfect For: Guitar tuning machine head, sturdy and convenient. Easy to replace your old or dirty guitar tuning pegs. Specifications: Material: Zinc Alloy Color: Golden/Silver/Black Package Weight: approx.195g Style Options: 3R+3L/6R/6L Size: As The Picture Shows Package Includes: 6Pcs x Guitar Tuning Pegs 6Pcs x Ferrules 6Pcs x Screws note: Please allow 1-3mm 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!