Allparts tone knobs for Rickenbacker® id: 47523 sku: PK3246023 brandname: Allparts Details tone knobs for Rickenbacker®, 2pcs Set of two tone knobs (Bass/Treble) with silver top, for Rickenbacker®, black. Related products PK3248023 Allparts volume knobs for Rickenbacker® miscellaneous knobs