Description Features: Make of brass material, durability and small, precisions machined to ensure accurate sound quality. You can control the height of the start and end strings by raising the screw of the nut, and obtain the string height you need. Easy to install, with preslotted features to keep your Basses in perfect pitchs. Suitable for 5 string Basses. Suitable for all types of Bassist, including beginners and professional performers, it can achieve good result in both practice and performances. Specifications: Material: Brass Size: As Shown In The Picture Note: Please allow 1-2cm errors due to manual measurement, make sure that you not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1x Nut 1x Wrench