Features: Experience stable tuning and great tone performances with this 4 String Bass Bridge. Crafted from zincs Alloy, this bridge is Enduring and easy to install, ensuring long lasting use. Unique saddle design features pre notched inserts (none filing required). These inserts allow you to easily adjust your string spacing. Designed for bass enthusiasts, professional musicians, and bands members who demand superior tone and precise tuning. Perfect for various musical occasions such as playing, recording, and performing, suitable for different music genres like rock, metal and more. Specifications: Component: zincs Alloy Size: As Shown in the Picture Package Includes: 1pc Bass Bridge 5pcs Screw Mounting 1pc Wrench note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.