The beads create a profound angle between the bridge and the nut and therefore enhancing the tension on the nut.
When the string is pulled and it rings it is engaging better with the soundboard of the guitar, providing a clearer and richer sound.
The tone and intonation of the guitar improve by moving the string tension on the end of the bridge.
Keep the guitar in tune for longer.
No more string scratches, grooves and marks on the bridge and on the guitar body.
Classical Guitar