Item Type: Two Channel Volume Potentiometer Material: Brass Full Length: Approx. 5cm/2.0in Diameter: Approx. 4cm/1.6in Gear: 24 Gears Left and Right Channel Resistance Error: Less Than 1% Package List 1 x Two Channel Volume Potentiometer Please allow some errors due to manual measurement. 1224 Gear Stepping Switch: The rotating handle and the fixed shaft are made of brass material, sealed design, silver plated contacts, make first and then break, no noise due to bad contacts. 2Easy to Use: The two channel volume potentiometer has high accuracy, good rotating gear feel, glossy positioning, comfortable use and long life. 3High Accuracy: The left and right channel errors are small, the balance is good, the sound quality is fresh and the air is good, and the control accuracy is high. 446 Resistors: 46 resistors are assembled with Japanese "KOA" 1/4W accuracy 5 color ring metal film series resistors, with high performance and durability. 5Easy to Install: 20K stepping volume potentiometer can be used by DIY welding, very easy to install, with a total length of 5cm and a diameter of 4cm.