Brass replacement nut for 7string guitars that helps produce a clearer, richer, and more stable tone. Key benefits Improves stringtonut contact to enhance clarity and sustain. Reduces friction on the strings for smoother tuning and less binding. Compensates for excessive treble response to balance overall sound. Durable brass construction that is lightweight and visually appealing. Features and specifications Material: Brass Size: approximately 50 x 6.7 x 5.6 mm Compatibility: Designed for 7string guitars Package includes: 1 brass nut and 1 wrench for installation or adjustment Portable and easy to use as a direct replacement part Practical applications Upgrade: a worn or plastic nut to improve tone and string response during a setup or upgrade. On the road: Carry as a compact spare for quick field replacement or at rehearsals and gigs. Workshop or hobby use: Ideal for luthiers and DIY guitar owners performing adjustments, setups, or custom builds. Notes on use Intended as a direct replacement nut for 7string guitars. Measure existing nut dimensions to confirm fit. The included wrench assists with installation or minor adjustments. Installation may require basic guitar setup tools and skills. This brass nut offers a durable, straightforward option to help maintain tone, reduce string friction, and improve the sound quality of 7string guitars.