Feature:1. Reduce Friction: This round electric bass string retainer does the job of reducing string friction and maintaining accurate tuning.2. Sturdy and Durable: Our round electric bass string retainer is designed to be sturdy, rust proof, safe and durable.3. Made of Metal: The round electric bass string retainer is made of metal with excellent craftsmanship to achieve stable use.4. Light Weight: Our round electric bass string retainer comes with mounting screws for light weight, easy to use and simple operation.5. Perfect Replacement Parts: This electric bass string retainer is suitable for old or broken parts replacement to restore the origin strength of the bass.Specification:Item Type: Round Electric Bass String RetainerMaterial: Metal.Package List:2 x Round Electric Bass String Retainer 2 x Screw