Musiclily Guitar Full Size Pots B500K Potentiometers for Electric Guitar Bass Parts(Pack of 4) Music lily Guitar Full Size Pots B500K Split Knurled Long 18mm Shaft Linear Taper Potentiometers for Stratocaster and Telecaster Electric Guitar Bass Parts(Pack of 4)^Fits Stratocaster and Les Paul 6MM knobs, should also fits other 6mm knobs as well. Ideal for electric guitar or bass building. ^Full Resistance: 500k ohm; Linear Taper ^Shaft Length: 18mm; Shaft Diameter: 6mm ^Full size; Whole Length: 29Mm. Base Diameter: 23Mm. ^Package includes:4 pcs B500K Potentiometers