1 pc of 20K OHM Logarithmic Dual Rotary Taper Potentiometer A20K 20KA POT ALPHA Features : Knurled Shaft Suits Most Standard knobs Mounting Hole: 7.5mm , Base Diameter: 16mm , Base Height: 9mm Shaft Diameter: 6mm , Shaft Length: 10mm Adjustment Type: Top Adjustment , Type: Logarithmic DUAL , Type A Power: 1/2W , Resistance: 20K OHM