Want a Whole Lotta Tone? SoZo vintage style .022μF "Yellow Mustard" capacitors (typically used with humbucker pickups) are are successful recreations of the originals and are hand made to exacting specifications. Used by many top guitar and and amp builders. Specs: .022 Microfarads, 10% tolerance. 500VDC voltage rating. Dimensions: .5/8"L x .1/4" Diameter.