Description This is a set of 4pcs guitar speed, volume, tone control knobs for electric guitar, made of premium plastic material, the buttos ensure great durability. It can work with Gibson Epiphone style electric guitars, and easy to install. Exquisite workmanship will add a chic touch to your instruments for its delicate design. Great accessory for electric guitar to replace your broken, dirty or old control knobs. Feature - Color: Black - Material: Plastic - Hole diameter: 6mm - Height: 11.5mm - Outer diameter: 26mm - Suit for: Electric guitar - Great guitar parts replacement for your broken, dirty or old volume tone control knob. - Give your guitar a vintage look and make it stand out. - Premium plastic material with great endurance and durability. - Fits comfortably in your hand, easy to install. - Can work with Epiphone style electric guitars.Packing list: 4 x Knob