This new 42mm width brass nut is designed for 6-string electric guitars. It features an adjustable height design, allowing players to fine-tune string action for improved playability and setup. The durable brass construction is a common choice for nuts, known for its hardness and tonal characteristics. This component is suitable for guitarists looking to replace a worn nut or customize their instrument's setup. The listing specifies free shipping. As dimensions like overall thickness or exact screw spacing are not provided, check the listing for full installation details and compatibility with your specific guitar model before purchasing. 6 String Electric Guitar Nut 42mm Split Regulation Adjustable Height Brass Nut. Color: Gold, Condition: New, Made in China. Listed at 5.99 USD. The glazing process makes the strings move more smoothly on the nut and have a longer service life.