Features: SUITABLE FOR: This bass tuner is suitable for open bass tuning keys and fits most 4-string electric basses. It offers precise and responsive tuning with smooth gearing that holds position well, providing finer tuning control and greater stability. LEFT AND RIGHT HAND: Features 4 strings with a metal inner core and nickel-plated alloy winding for increased brightness, volume, sustain, and tone intensity. Ideal for both right-handed and left-handed 4-string bass players. EASY INSTALLATION: Compatible with 4-string economy precision bass and Jazz electric bass models. UNIQUE DESIGN: Electric bass tuning knobs made of high-quality metal material for durability. Features a unique plum-blossom shaped button with an attractive design, easy to rotate and adjust, offering enhanced stability. PACKAGE: Includes one open gear bass tuning peg. A reliable replacement part for most bass guitars. Specifications: Material: Metal Color: Black; Silver Type: Left; Right Size: As shown in picture Weight: Approximately 95g Note: Please allow 0–1 cm error due to manual measurement. Ensure you are comfortable with this before purchasing. Due to differences in monitor displays, the actual color of the item may vary from the image shown. Package includes: 1 Piece Bass Tuning Peg