Göldo E500L, Potentiometer for Guitar and Bass, Resistance: 500 kOhm, Resistance curve: Linear, Knurled shaft, Thread length: 10 mm / 0.393"", Thread diameter (bore): 8 mm / 0.305"", Housing diameter: 24 mm / 0.95"", Durable, Tin-plated case for very easy soldering