Features: Metal double layer guitar volumes knob delivers precise tone control with alloy construction, designed for enhancing grip and long lasting performances in rigorous playing conditions. Featuring corrosion resistant metal plating and ergonomic double layer design, this guitar knob ensures smooth rotation while resisting wear from frequent adjustments. Ideal for professional musicians and hobbyists seeking reliable hardware upgrades for electric guitars, bass guitars, or other stringed instruments. Perfect for stage performances, studio recordings, or home practice where quick, accurate sound adjustments. Compatibilitys with most electric instruments and lightweight 29g design make this control knob an effortless upgrade for maintaining optimal playability and tone claritys. Specifications: Material: Metal Color: Golden/Silver/Black Size: As Pictures Show Package Includes: 2x Metal Knobs 2x Small Wrench note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color from the item.