Feature: 1. Made of premium maple wood, the knob is durable with long lifespan. 2. Suitable for electric guitar bass and amp replacement. 3. Fits shaft import concentric pots and split shaft pots. 4. Perfect for changing or upgrading the look of your guitar. 5. Simple installation, convenient and fast. Specification: Item Type: Knob Material: Maple Wood Color: Wood Color Package List: 4 x Knob Note: Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.