String Instrument Accessories -8x A25K/B25K Bass Guitar Volume Tone Switch Potentiometer Highlights Generic Brand 8x A25K/B25K Bass Guitar Volume Tone Switch Potentiometer Potentiometer Description: Long knurled and split stem, Full size Perfect to replace and improve volume and tone controls Mini A25K/B25K-ohm knob knob Coarse knurled shaft fits most knobs Suitable for electric guitar with 18mm knob specification: Shaft length: 18mm Thread diameter Shaft: 7mm Base Diameter: 17mm Package Include: 4pcs A25K Potentiometers 4pcs B25K Potentiometers Note: Color may be slightly different due to the color calibration of each monitor. Please allow slight measurement deviation due to manual measurement.