Insert shaft potentiometer and control knobs designed for musical instruments and audio devices. Practical, durable, and easy to install, these parts are suitable for replacing worn knobs or updating instrument controls. Key benefits Easy installation: Pushon round shaft design fits standard round insert potentiometer shafts for quick replacement without extra tools. Durable construction: Solid, wear resistant knobs provide long service life and consistent feel during play or adjustment. Precise control: Smooth adjustable rotation supports accurate volume and tone settings for instruments and audio equipment. Versatile compatibility: Designed for electric guitars, amplifiers, pedals, mixers, and other audio devices that use round insert shafts. Clean workmanship: Simple, functional design and fine finish for reliable daily use. Suitable as a gift: Practical replacement part that is useful for musicians and hobbyists. Features and specifications Type: Insert shaft potentiometer control knob Shaft type: Round insert, pushon fit Function: Tone control, volume control, general rotary adjustment Material and build: Solid, wear resistant construction with precise fit to the potentiometer shaft Operation: Adjustable rotation for accurate control over audio parameters Use scenarios Instrument : a stripped or broken volume or tone knob on an electric guitar to restore control and playability. Studio and stage gear maintenance: Swap worn knobs on amplifiers, pedals, or mixers for reliable, repeatable adjustment during rehearsals and performances. DIY projects and upgrades: Install as part of a custom pedal or instrument build to achieve a professional feel and dependable control response. This control knob set offers a practical, cost effective solution for maintaining and upgrading audio equipment controls while keeping functionality and durability in focus.