The truss rod adjustment tool is crafted to meet the needs of musicians and luthiers, providing accurate neck modifications for improved sound quality. Its durable metal construction and versatile design make it compatible with multiple guitar types. Ideal for repairs, setups, and maintenance, it ensures your instrument stays in top condition. Features -Color:Light Green -Material:Metal, rubber -Size:38.00X0.70X0.50cm/14.93X0.28X0.20in -Stable performance: precision design ensures consistent tuning stability, enhancing the overall playing experience -Bidirectional adjustment: easily corrects neck bending and adapts to different climates with its dual adjustment capability -Strong and durable: made from sturdy metal, it resists deformation and extends the product's lifespan -Easy to install: suitable for a wide range of guitar models, it offers a straightforward installation process for all musicians -Pure sound maintenance: smooth surface finish reduces string wear, preserving the guitar's tonal purity Package list: 1 x guitar truss rod 1 x wrench