uxcell Dual Concentric Stack Control Knobs Universal Metal Volume Tone Audio Control Knobs with Wrench for Electric Guitar Black 2-Pack 1/4" Bass,

This dual concentric stack control knob is an accessory for acoustic adjustment devices. It's commonly used as a tuning knob for guitars and basses. The dual concentric design allows for independent control of volume and tone, providing instrument customization options. Dual Concentric Stack Control Knob Upper Knob Dimensions: 6.3 x 15 x 14 mm / 0.25 x 0.6 x 0.55" (Inner Diameter x Outer Diameter x Height) Lower Knob Dimensions: 8 x 18 x 12.5 mm / 0.31 x 0.71 x 0.49" (Inner Diameter x Outer Diameter x Height) Material: Metal Color: Black Package Contents: 2 Knobs, 1 Wrench Superior durability: The metal knobs are lightweight and highly durable. High compatibility: Fits most guitars and basses and comes with a wrench. Stylish design: The glossy dome-shaped knobs enhance the appearance of your instrument. 1. Remove the existing knob. 2. Check the size of the mounting screw. 3. Align the hole in the knob with the screw and secure it with a wrench. Please measure the diameter of the potentiometer shaft before use. Product Description: This dual concentric stack control knob is an accessory for acoustic adjustment devices. It is commonly used as a tuning knob for guitars and basses. The dual concentric design allows for independent control of volume and tone, providing customization options for your instrument. Contents: Dual Concentric Stack Control Knob Top Knob Dimensions: 6.3x15x14mm/0.25x0.6x0.55" (Inner Diameter x Outer Diameter x Height) Bottom Knob Dimensions: 8x18x12.5mm/0.31x0.71x0.49" (Inner Diameter x Outer Diameter x Height) Material: Metal Color: Black Package Contents: 2 Knobs, 1 Wrench Features: Excellent Durability: The metal knobs are lightweight, durable, and can be used for a long time. High Compatibility: Fits most guitars and basses and comes with a wrench for easy installation. Stylish Design: The glossy dome-shaped knobs enhance the appearance of your instrument. Instructions for Use: 1. Remove the existing knob. 2. Check the size of the mounting screw and the hole in the knob. 3. Align the hole in the knob with the screw and secure it with a wrench. Precautions: Measure the diameter of the potentiometer shaft before use.