Top-quality potentiometers used on U.S. Fender® instruments. The 250K is usually associated with most single-coil pickups. 3/8" potentiometer shaft. Split shaft design. Works with push-on style knobs (no set screw). Mounting nut, washer, and .022mf 250V capacitor included.Fits nearly all Fender instruments (U.S. and Mexico) requiring a split-shaft potentiometer.