Crafted with durability and functionality in mind, these electric guitar potentiometer knobs are easy to install and provide a comfortable grip for seamless control. Their ergonomic design allows musicians to fine-tune their sound effortlessly, making them ideal for both beginners and seasoned guitarists seeking optimal sound adjustment. Features -Color:Assorted Color -Material:Plastic, metal -Size:1.80X1.80X1.80cm/0.71X0.71X0.71in -Size:4.70X1.70X0.15cm/1.85X0.67X0.06in -Shaft hole diameter: 6 mm. -Inner diameter: 15 mm. -Wrench diameter: 1.5 mm. -Effortless potentiometer control knobs: excellent rotary knobs provide smooth and precise adjustments for optimal sound output during practice or live shows -Reliable guitar potentiometer knob: made with durable components to withstand regular use, ensuring consistent performance over time -Diy-friendly setup: user-friendly installation process makes it simple to replace or upgrade your guitar knobs without professional assistance -Versatile sound adjustment: perfect for achieving subtle or dramatic changes in tone and volume, catering to diverse musical genres -Modern aesthetic: sleek blue & gray design complements various guitar styles, adding a touch of personality to your instrument Package list: 12 x blue knobs 12 x grey knobx 8 x wrench