Size: 2.5*1.3cm Weight: 5g, Color: silver, gold, black ★-Package contains: belt buckle, felt washer and mounting screws. ★-This strap button can be used to replace the guitar. Suitable for most guitars, classical electric guitars, bass, classical guitars, ukulele, anti-stripping ★-Connect the premium guitar strap adapter to your instrument by replacing the existing strap. ★Style belt lock system, very suitable for guitar or bass belt lock.