Brass Headless Guitar String Lock for 6String Headless Electric Guitars Upgrade your headless electric guitar with a durable brass string lock designed for reliable string retention, improved tuning stability, and richer sustain. This machined brass locking nut is a direct upgrade for 6string headless instruments and combines solid performance with a polished brass finish for a professional look. Key features brass construction for longlasting durability, resistance to wear, and increased resonance. Secure string locking design that helps keep strings firmly in place during playing and tuning changes. Improved sustain and tonal richness through solid metal contact with the strings and neck. Easy installation for a quick upgrade or replacement on compatible 6string headless guitars. Polished brass finish that complements the instrument without altering its setup. Function and compatibility Specifically designed for 6string headless electric guitars. Check your instrument dimensions and mounting points to confirm fit before installation. Replaces or upgrades existing headless locking nuts to enhance stability and sustain without changing string spacing. Practical use scenarios Live performance: Keeps strings stable during aggressive playing and frequent tuning adjustments so you can focus on performance. Studio recording: Adds sustain and clarity to recorded tracks by improving string resonance and contact at the nut. Setup and maintenance: Ideal for musicians updating older hardware or replacing worn locking nuts to restore consistent tuning and playability. Installation and maintenance Designed for straightforward installation by a technician or a player familiar with headless guitar hardware. Minimal adjustments to string height and intonation may be required after fitting. Routine cleaning will preserve the finish and performance over time. Package includes 1 x Brass Headless Electric Guitar String Lock This brass string lock is a practical, durable upgrade for 6string headless electric guitars where improved string retention, stability, and tonal response are desired.