Features:_x000D_ _x000D_ Adopting aluminum and plastic material, durable and anti-corrosion. _x000D_ The installation hole is designed for D shaped shaft. _x000D_ Widely used as guitar or bass potentiometer volume tone knob caps. _x000D_ 10pcs coming in a package, meeting your different use needs. _x000D_ Good for replacing the old or broken ones of your electric guitar or electric bass. _x000D_ _x000D_ Specification:_x000D_ Condition: _x000D_ Material: Aluminum + Plastic_x000D_ Color: Black + Silver_x000D_ Quantity: 10Pcs_x000D_ Application: Electric Bass Guitar_x000D_ Fit for: D Shaped Shaft_x000D_ Whole Dimensions: Approx. 17 x 15 x 14mm / 0.67 x 0.59 x 0.55inch_x000D_ Installation Hole Size(Dia x W): Approx. 6 x 4.8mm / 0.24 x 0.19inch_x000D_ Weight: Approx. 15g_x000D_ _x000D_ Packing List: _x000D_ 1 x Pack of 10Pcs Shaft Hole Knob 1Adopting aluminum and plastic material, durable and anti-corrosion. 2The installation hole is designed for D shaped shaft. 3Widely used as guitar or bass potentiometer volume tone knob caps. 410pcs coming in a package, meeting your different use needs. 5Good for replacing the old or broken ones of your electric guitar or electric bass.