43mm guitar nut designed for 6-string electric guitars; compatible with most standard guitar models Made of metal, lightweight and portable, easy to use The roller under each string eliminates the friction of the notch style string nut The string returns to pitch effortlessly when you release it Comes with 2 mounting screws and 1 black back plate for easy installation 43mm guitar nut designed for 6-string electric guitars; compatible with most standard guitar models. Made of metal, lightweight and portable, easy to use. The roller under each string eliminates the friction of the notch style string nut, and the string returns to pitch effortlessly when you release it. Comes with 2 mounting screws and 1 black back plate for easy installation. Specifications: Color: As shown in the image. Material: Stainless Steel String Spacing: 1-3/8" (35mm) Length: 1-11/16" (43mm) Package Contents: 1 x Guitar Roller Nut 2 x Screw 6 x Inserts Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.