Feature:1. 6 pcs sealed locking string tuning key, compatible with ST electric guitar.2. Fits for standard 13/32 inch (10mm) peg holes. Keep your electric guitar always in tune.3. Gear ratio 1:18, reliable for easy, smooth and precise tuning.Specification:High-quality tuning pegs designed for electric guitar. Selected material and concise appearance, precisely crafted, it provides accurate and stable electric guitar tuning.Features:6 pcs sealed locking string tuning key, compatible with ST electric guitar.Fits for standard 13/32 inch (10mm) peg holes. Keep your electric guitar always in tune.Gear ratio 1:18, reliable for easy, smooth and precise tuning.Auto Locking Tuners (Tuning Pegs). Heavy duty internal gear.Made of metal alloy material, with chrome plated surface, hard, and wear resistant.Note: Size and color may be slightly different because of manual measurement and different light conditions. Thanks for understanding.Specifications:Type: 6 Left/ 6 Right/ 3 Left 3 Right (Optional)Surface: Chrome PlatedMaterial: Metal AlloyPackage Size: 15 * 10 * 5cm / 5.91 * 3.94 * 1.97inPackage Weight: 230g / 8.11ozPackage List:6 * String Tuning Key6 * Ferrule6 * Threaded Bushing6 * Mount ScrewPackage List:6 * String Tuning Key6 * Ferrule6 * Threaded Bushing6 * Mount Screw