20 Sets Electric Guitar String Trees and Mounting Screws Replacement string guides for electric guitar headstocks Product highlights Quantity and completeness: 20 sets of string trees each supplied with matching mounting screws for convenient bulk replacement or multiple repairs. Restores correct string angle: helps maintain proper break angle over the nut so strings sit securely and track cleanly to the tuning pegs. Improves tuning stability: replacing worn or missing string trees reduces string slippage and feeding issues that can affect tuning and playability. Low profile and reliable: compact, low profile design keeps strings close to the headstock while providing a stable anchor point during playing and bending. Simple installation: mounts using standard screws and fits most electric guitar headstocks that accept string trees, making it suitable for quick DIY repairs or work. Key functions and attributes Function: serves as a string retainer that guides and holds strings in the correct position between the nut and tuners. Compatibility: designed for electric guitars that use screwmounted string trees; suitable for most standard headstock layouts that accept string guide fittings. Quantity: 20 replacement sets provide enough parts for multiple instruments, luthier projects, or spare inventory. Performance: restores consistent string seating and reduces unwanted string movement or buzzing caused by missing or damaged retainers. Practical use scenarios and maintenance: worn or lost string trees on a single guitar or service multiple instruments in a workshop without sourcing individual parts. Custom builds and upgrades: use as replacement hardware when building or modifying electric guitars to ensure proper string angle and stable tuning behavior. Road and studio readiness: keep spare sets on hand for touring musicians or studio technicians to quickly remedy tuning or string routing issues. What you get 20 sets of string trees with mounting screws ready for installation. This pack is a practical, nononsense solution for restoring string routing and tuning reliability on electric guitars that require screwmounted string trees. Easy to install and supplied in bulk for convenience.