St Strat Guitar Knobs Volume & Tone Knob Fits Fender, 3 Pcs Red with Black Package Includes: 1 Volume; 2 Tone Knobs. Set of 3 Red with Black ST Strat Guitar Knobs Volume & Tone Knob fits Fender. Brand new, never used. Color: Red with Black Numbers. Fits Strat guitars which have metric 6mm diameter pots.