Junlego Guitar Action Gauge - String Height Ruler

The Junlego Guitar Action Gauge is an essential tool for any guitarist seeking precise string height measurements. This compact ruler allows you to accurately measure the action-the distance between your strings and the fretboard-at multiple points along the neck, helping you determine if adjustment is needed. Proper string action is fundamental to comfortable fretting, accurate intonation, and responsive playability. Whether you're setting up a new guitar, fine-tuning an existing instrument, or experimenting with different configurations, this gauge provides the quick, reliable readings you need. The durable construction and easy-to-read markings make it convenient for frequent use, whilst its universal design works with electric, acoustic, and bass guitars across various string and fretboard types.