Features:1.Made of quality metal and plastic material, sturdy and durable.2.Single coil design, use magnetic field for calibration, to produce double output inductance.3.Each pickup is designed for a specific position, match the ever-increasing width between the strings, and to create the desired power for the pitch position.4.Wax encapsulation without unnecessary noise, Captures mechanical vibrations and converts them to an electrical signal which can be amplified, recorded, or broadcast.5.No trapezoidal base, suitable for left hand or right hand guitar.Specifications:Material: Metal+ plasticSize: 9*7*2cm/3.5*2.8*0.8inPacking List:3*Pickup6*Screw6*Spring