Features 1、[Precise Processing] Designed for headless bass guitars, this bridge kit ensures optimal string alignment and tuning stability with its CNC machined base and metal components 2、[Secure String Locking] The integrated string lock firmly holds bass strings in place, preventing slippage while maintaining consistent tension for dependable performance 3、[Easy Installation and Adjustment] Simple setup process with micro adjustable spacing allows precise string height customization to match individual playing preferences 4、[Headless Bass Replacement Parts] Suitable replacing the existing headless bass bridges and string locks, this kit offers improved sustain and intonation accuracy of the bass 5、[Split Design for Enhanced Stability] The split type bridge structure distributes string pressure evenly across the body, reducing vibration loss and improving bass tonal clarity Specifications: Item Type: Headless Bass Bridge Kit Product Material: Zinc Alloy, Iron Package List 4 x Bridges 4 x String Locks 4 x String Lock Retainers 8 x Screws 2 x Hex Wrenches