The Fump Bridge-Side Dampener is a bridge mute for 4/5 string basses. It simplifies palm muting, allowing you to easily achieve a sweet, old-school staccato sound. Furthermore, freeing your palm from muting increases your freedom of playing and expands your musical possibilities. Specifications: ■ Bridge mute for 4-5 string basses ■ Fump Bridge-Side Dampener ■ Features: ・Simplifies palm muting ・Easily achieves a sweet, old-school staccato sound ・Features a slide ON/OFF system for easy mounting, unlike conventional clip-on types ・Compatible with basses with a fingerboard radius of approximately 2.5cm between the pickup and bridge