Product overview This dome style volume and bass control knob is a direct replacement for guitar and bass instruments. It restores control function and refreshes the instrument appearance when an existing knob is broken, worn, or dirty. The knob is designed to fit common pot shaft types used in guitars and basses. Key benefits Restores function: Replaces broken or damaged knobs to recover smooth volume and bass adjustment. Broad compatibility: Fits concentric pots and split shaft pots, making it suitable for many guitar and bass control layouts. Simple maintenance solution: Replaces dirty or aged knobs without the need to the underlying potentiometer. Clean appearance: Dome profile provides a neutral, traditional look that fits a range of instrument styles. Main features Function: Designed for volume and bass control applications on guitars and basses. Compatibility: Fits concentric pots and split shaft pots commonly found on electric guitars and basses. Replacement use: Intended as a substitute for broken, dirty, or old control knobs. Style: Dome control knob profile for a standard, unobtrusive look. Practical applications a bass whose volume knob is cracked or loose by installing this dome control knob to restore control and appearance. a worn or dirty guitar bass control knob during routine maintenance or aesthetic refresh. Upgrade a project guitar using concentric pots or split shaft pots where a standard dome knob is required for access and operation. Installation and use notes Confirm shaft type before installation to ensure compatibility with concentric or split shaft pots. Intended as a replacement knob for instrument potentiometers; does not include potentiometers or other electronic components. Designed for ready installation to old or damaged knobs and full control function. This knob is a practical, compatible replacement option for guitar and bass owners needing to restore or refresh their instrument controls.