This guitar volume knob is made of aluminum material, strong toughness, , not easy to break, and can be reused. It is widely used in electric guitars, basses, power amplifiers, and replace damaged or damaged guitars knob to give your love guitar a new look. Features -Color:Black -Material:Aluminum -Size:3.80X3.80X0.20cm/1.49X1.49X0.08in -Diameter: 38mm/1.49" -Shaft Diameter:34mm/1.33" -Height: 20mm/0.78 -Hole Size: 6.0mm/0.23" -The control knob is manufactured with aluminum material for durable and reusable use. -With the simple and rational structure design, give you more convenience to install. -Light, strong and durable. The control knob replacement has a , suitable for most guitar or bass. -This volume tone knob is designed for sound equipment or rotary potentiometer, like electric guitar. -It is an excellent replacement for broken or old one, and it is also preferred by instrument lovers to enjoy DIY. Package list: 1 x Control Knob